Here Is A Complete List Of Over 1,400 Articles From Mint Error News
World's Greatest Mint Errors Published
An enjoyable resource packed full of some of the most dramatic, rare and extraordinary mint errors...
Foreigners in the Mint
The United States Mint struck coins for foreign countries starting in 1833...
Exotic and Intentional U.S. Error Coins In The Marketplace
One of the most controversial categories of U.S. coins are mint errors...
Newly-Designed Jefferson Nickel Reverse Die Cap
There are only two known die caps on the newly-designed Jefferson Nickel (2006-2024)...
Great Britain 25 Pence Crown Indented by 1 Pence Planchet
This is one of 2 known Great Britain Crowns (1977 Silver Jubilee of Reign) that was fully indented by a smaller planchet...
Extremely Rare Transitional Off-Metal 1980-D Silver Cent
This 1980-D Lincoln Cent was struck on a U.S. 90% silver Dime planchet weighing 2.5 grams...
Unique Off-Center Draped Bust Dollar
Although only struck 5% off-center it is missing the denticles on both the obverse and reverse...
Unique 1936 Long Island Tercentenary U.S. Commemorative Half Dollar with a Minor Curved Clip
Clipped planchets on U.S. Commemorative Half Dollars are very rare...
Unique 1901 Luxembourg 10 Centimes Deep Obverse Die Cap
Although described by NGC as a Reverse Die Cap, this 1901 Luxembourg 10 Centimes mint error is actually an Obverse Die Cap...
Unique Proof Ike Dollar "Clover Leaf" on Nickel and Cent Planchets
The first known proof Ike Dollar "Clover Leaf" struck on three dime planchets sold in a Heritage Auction for $105,000...
1998 Canada 10C Struck on Unplated Multi-Ply Planchet for 1999 Test Coins
In 1999, The Royal Canadian Mint produced a small number of test coins for the vending industry using new multi-ply plated steel planchets...
Spotlight on Eye Appeal
Rarity and eye appeal come together on a Corner Clip quarter...
The Only Certified 1861-B Germany Saxony Taler Mule
This rare Germany Saxony Silver Taler is a mule. It was struck with a mismatched obverse and reverse die...
1896-S Liberty Head $20 75% Obverse Struck Thru
This 1896-S Liberty Head $20 is in choice mint state condition and was authenticated and certified by NGC as an Obverse Struck Thru mint error...
Unique 1968-S Kennedy Half Dollar Struck on a Magnetic Planchet
Over my 45 years dealing in major mint errors, I've never encountered another U.S. proof mint error struck on a magnetic planchet...
Rare 1964 Kennedy Half Dollar Transitional Mint Error
This 1964 Kennedy Half Dollar was struck on a clad Quarter planchet instead of a silver Half Dollar planchet...
Unique 1938 Silver Cent Off-Metal Mint Error
A silver dime planchet intended for striking a Mercury Dime at the San Francisco Branch Mint was struck by Cent dies...
Prices Realized for Mint Errors in the Heritage September 2024 Error Coinage US Coins Showcase Auction
The following mint errors sold in the Heritage September 2024 Error Coinage US Coins Showcase Auction Auction...
Unique 1782A Austria Kreuzer Multi-Struck Die Cap With Multiple Brockages
This unique and dramatic obverse die cap was struck in 1782 in Austria at the Vienna Mint...
Unique Andrew Jackson Presidential Dollar With Doubled Edge Lettering
This is the only known Andrew Jackson Presidential Dollar struck for circulation with doubled edge lettering...
Unique Spanish 1857 Gold 100 Reales Flipover Double Strike with Partial Collar
Major gold errors are very scarce. This 1857 Spanish Gold 100 Reales of Isabel II is a flipover double struck...
Mint Error Coin Chronicles: Double Struck Coins
This error occurs when a coin moves before being struck again, often leaving clear evidence of the mistake...
Greatest Modern Rarity: 1975 No S Proof Dime to be Auctioned by GreatCollections
Owned by the same family since 1978; one of two known examples...
PCGS Certifies 1887 Morgan Dollar Struck 55% Off-Center with a Brockage Reverse MS 63
This amazing off-center Morgan Dollar with a brockage reverse was previously unknown to the numismatic community...
Unique Lincoln Cent Dual Date Overstruck on the Same Denomination 3 Years Apart
There are an estimated 10-15 known U.S. coins that were struck on an earlier dated coin of the same denomination...
Unique SBA Dollar Struck Off-Center on a Copper Cent Planchet
This is the only known SBA Dollar struck on a copper cent planchet that was also struck off-center (60%). Additionally, it has a uniface reverse...
Unique Double Denomination 1944 Lincoln Cent Overstruck on a 1944 Netherlands 10C
This is the only known 1944 Lincoln Cent that is a double denomination...
Unique 1943 Lincoln Steel Cent Uniface Split Before Strike Multiple Major Mint Error
This unique 1943 Steel Cent was struck on a planchet that split prior to striking...
Unique Hungarian Gold Double Struck Mint Error
A very rare modern (1969) 1 troy ounce gold medallic issue unpublished by Huszar, Krause or Friedgerg...
Unique Belgium Obverse Hub Trial Strike
This is a unique obverse incuse trial strike. It is an impression from the hub, not the die...
Unique German Mark Indented by a 20 Pfennig Planchet
U.S. and world coins that have been indented by smaller denomination planchets are very scarce...
Record Prices Realized for Mint Errors in the Heritage August 2024 ANA US Coins Signature® Auction
The following mint errors were featured in the August 2024 ANA US Coins Signature® Auction #1376 and all set record prices for their prospective type...
NGC Certifies Unique Double Struck Off-Center 1855-O Type 2 Gold Dollar
All major mint errors on U.S. gold coins are extremely rare. Additionally, gold major mint errors from the New Orleans Mint are prohibitively rare...
Unique Canadian Olympic Commemorative Off-Metal Mint Error
This 1974 Canada $5 Commemorative for the Montreal Olympics is a unique off-metal mint error...
Collection of Edward Warren Sawyer's Native American Portrait Galvanos Offered by Heritage Auctions
In 1931, just a year before his death, the American Numismatic Society awarded the prestigious J. Sanford Saltus medal to Edward Warren Sawyer...
Patterns
Even more than their intended-for-commerce brethren, patterns reflect the events, economics and personalities of their time...
1876 $20 J-1493 PR66 Red Brown
Liberty head design. Gem glossy red brown proof surfaces. Rarity-7. Sole highest graded...
1875 $20 J-1448 PR66 Brown
Liberty head design with glossy brown gem surfaces. Rarity-7. Sole highest graded by three full grades...
1863 SEATED $1 J-346 PR65+ Red Brown
Regular dies. Virtually full red gem proof surfaces. Rarity-7...
Rare 1892-O Barber Half Specimen Strike
SPECIMEN STRIKE. The Finest of 3 Known! Likely struck as a commemorative beginning of the Barber series...
Double Struck 1798 Draped Bust Dollar
DOUBLE STRUCK. Dramatic reimpressions of virtually every design element are present...
Unique Branch Mint Specimen Strike
The only year a 3 Cent piece was struck in New Orleans...
America The Beautiful Quarter Series Featuring National Park Quarter Errors
America The Beautiful Quarter errors are extremely rare and it may be impossible to find a major error on every design...
Mint Errors Featured in the Platinum Session of the Upcoming August 2024 ANA Heritage Auction
The following mint errors are featured in the Platinum Session of the August 2024 ANA US Coins Signature® Auction...
Unique Canadian Silver Jubilee $100 Off-Metal Mint Error
This unique 1977 $100 Canadian Silver Jubilee coin was struck on a Canadian 50c Planchet...
Unique Set of Canadian Quarters Overstruck by 1978 Canadian Cent Dies
This is an amazing and unique set of Canadian quarter mint errors...
Transitional Treasures: A 1983 Lincoln Cent Mistakenly Struck on a Bronze Planchet Up for Auction
GreatCollections to Auction Finest Known 1983 Transitional Lincoln Cent...
Unique Set of Frederick the Great Plaster Model and Galvano
This is a unique plaster model and galvano from the estate of Heinz Rodewald...
CONECA's Greg Bennick Interviews Mike Byers
Greg Bennick recently interviewed Mike Byers for CONECA's ErrorScope publication...
Incredible 1904 Double Eagle Uncentered Broadstrike Featured in Upcoming ANA Heritage Auction
This incredible broadstruck 1904 $20 Liberty is featured in the upcoming August 2024 ANA US Coins Signature® Auction...
Unique 1936 Commemorative Half Dollar Plaster and Galvanos Surface After 88 Years
A collection of a 14-inch reverse plaster, a 10-inch obverse galvano, a 10-inch reverse galvano and a designed by Howard Weinman for the Long Island Tercentenary U.S. Commemorative Half Dollar surfaced...
Unique Kennedy Half Likely Struck on Experimental Cent Planchet
This unique off-metal Kennedy Half was just authenticated and certified by NGC as Struck on a Copper-Zinc Planchet, 83% Cu, 17% Zn (2.4 grams)...
1916 MacNeil Quarter Dollar Obverse & Reverse Galvanos
The 1916 MacNeil Quarter Dollar obverse and reverse galvanos are featured on the USPatterns website...
1877 Half Dollar Reverse Galvano
The reverse galvano for the central portion of the 1877 half dollar J1512-3/P1676-7 is featured on the USPatterns website...
More U.S. Feeder Fingers Surface
Recently, two groups of unstruck U.S. feeder fingers for the Sacagawea Dollar and other denominations surfaced...
Sensational 1852 Gold Ring Dollar
In 1852, the United States experienced a series of remarkable events and developments...
Spectacular Morgan Dollar Pattern Struck In Copper
In 1878, a series of significant events unfolded that would influence various aspects of society and technological development...
The 7th Peace Dollar Struck at the San Francisco Mint
This incredible 1922-S Peace Dollar was the 7th Coin Struck at the San Francisco Mint, as notated on the NGC holder - AND we have the original letter...
Rare 1902-S U.S. Philippines (USPI) Peso Double Struck Error Fantasy Coin
In 2019 and 2020, Daniel Carr minted fantasy-date 1902-S Philippine Pesos in Brilliant Satin and Proof-like finishes...
Prices Realized for Mint Errors in the May 2024 Central States Heritage Auction
The following mint errors sold in the upcoming May 2024 CSNS US Coins Signature® Auction...
Mint Error Coin Chronicles: Off-Center Strikes
When the dies don't strike a planchet in the right spot, the resulting error is hard to miss...
United States Mule Mint Errors
A mule occurs when a coin is produced with mismatched dies...
Presidential Dollar Off-Metals
There are only four known Presidential Dollars that were struck either on wrong U.S. planchets or struck on other U.S. coins...
Buffalo Nickel Bronze Galvano by James Fraser Sells for Record Price of $180,000 in Auction
Stack's Bowers sold this Bronze Galvano of James Earle Fraser's Buffalo Nickel Reverse on March 26, 2024 for a record price of $180,000...
Lincoln Cent Mint Errors Featured in the Upcoming June 2024 Error Coinage Heritage Auction
The following Lincoln Cent mint errors are featured in the upcoming June 2024 Error Coinage US Coins Showcase Auction...
Dramatic Cent Error Coins
Here are some of the rarer and more dramatic cent errors produced at the United States Mint...
GreatCollections Sets a World-Record Price For a Buffalo Nickel
This 1918/7-D Buffalo Nickel was authenticated and certified by PCGS MS 65+ with a CAC green sticker...
An Incredible and Rare Lincoln Cent Wheat Reverse Mirror Brockage on a Silver Dime Planchet
Mirror brockages in the Lincoln Cent Wheat Reverse series are extremely rare with approximately ten known...
CACG Embraces Error Coins & Modern Issues
The CAC® Rare Coin Market Review cover features an extremely rare 1944 Lincoln Cent with an obverse mirror brockage...
Mint Errors Featured in the Upcoming May 2024 Central States Heritage Auction
The following mint errors are featured in the upcoming May 2024 CSNS US Coins Signature® Auction...
Jim Halperin's Collection of Fraser Plasters
There are a few Fraser plasters that are included in his private collection...
Unique Charles A. Lindbergh 14-Inch Obverse Bronze Galvano For The 1928 Congressional Gold Medal by Laura Gardin Fraser
It appears that this is the only Laura Gardin Fraser galvano in private hands...
Charles A. Lindbergh 14-Inch Plaster Model Of The Reverse Design For The 1928 Congressional Gold Medal by Laura Gardin Fraser
This features Laura Fraser's dramatic representation of an iconic flying eagle on the reverse of the medal...
Unique 15-Inch Oklahoma Run Plaster Model by Laura Gardin Fraser for the 1957 Oklahoma Semi-Centennial Medal
This unique Oklahoma Run plaster is absolutely amazing...
Oregon Trail Memorial Half Dollar Plaster Model by Laura Gardin Fraser
It is one of two known and is in superb original condition...
1932 Laura Gardin Fraser Quarter Plaster Model and Original Photograph
This 1932 quarter reverse plaster model for Laura Gardin Fraser's winning 1932 Washington Quarter submission is an amazing and significant discovery...
Rare Set of Official John F. Kennedy Presidential Inaugural Medal Obverse and Reverse Plaster Models
This amazing set of John F. Kennedy Inaugural Medal plasters combine historical significance, extreme rarity, and an incredible pedigree...
Heritage to Auction Collection of 1994 Denver Mint Cancelled Dies Certified by NGC
This collection includes official U.S. Mint cancelled and defaced Cent, Dime and Quarter dies, all from the Denver Mint...
Mint Error Coin Chronicles: Rotated Dies Error
The orientation of the two sides of a coin in relation to one another should be consistent; when it's not, this error occurs...
Mint Errors To Die For 3rd Edition Now Available
The exciting 3rd Edition of Joe Cronin's book Mint Errors To Die For is now available...
Famous Sacagawea Mule Dollar Coin Error to be Auctioned by GreatCollections
About Two Dozen Known; Tied for Finest Graded at PCGS...
Mint Errors Featured in the Upcoming Heritage January 2024 FUN US Coins Signature® Auction
The following mint errors are featured in the upcoming January 2024 FUN US Coins Signature® Auction...
Heritage Auctions is Offering the 4th Known 2001-D Lincoln Cent Muled with a Roosevelt Dime Reverse
The 4th Known Cent/Dime Mule is featured in the January 2024 FUN US Coins Signature® Auction...
Flying With Your Coins!
Air travel is the fastest method across the USA with coins and here are a few suggestions for your journey...
Unique Branch Mint Proof 1891-O Seated Liberty Dime
This is the only known 1891-O Seated Liberty Dime struck in PROOF...
1971-S Proof Silver Eisenhower Dollar Double Struck Both Strikes Off-Center
It is hard to imagine a proof off-center and double struck Eisenhower Dollar that is more dramatic...
Unique Proof Bicentennial Ike Dollar Double Struck, 2nd Strike Off-Center
This proof Bicentennial Dollar major mint error is unique in many ways and has no equals...
Unique Pair of Judd #2210 Martha Washington 5¢ Test Pieces
Newly redesigned Martha Washington dies were used to strike test pieces at the United States Mint...
Unique Liberia Gold Pattern
This is a unique Liberia gold $5 pattern featuring James Monroe from their Presidential Series...
Unique Proof Kennedy Half Struck on Silver Dollar Planchet
This proof Kennedy Half major mint error is unique in many ways and has no equals...
The Rarest Eisenhower Dollars Known
A small group of Eisenhower dollars are in an elite class of their own...
Mint Errors Featured in the Upcoming Heritage September 2023 Error Coinage US Coins Showcase Auction
The following mint errors are featured in the upcoming September 2023 Error Coinage US Coins Showcase Auction...
Unique Off-Center $20 Liberty Sells for $132,000 in Heritage Auction
This spectacular $20 Liberty Gold Piece is the only off-center known...
Highest Prices Realized for Intentional Mint Errors Sold in Heritage Auctions
The following intentional mint errors have sold in past Heritage Auctions...
A Collection of Flying Eagle & Indian Cent Mint Errors
Charmy Harker "The Penny Lady®" wanted to share her collection of Flying Eagle and Indian Cent Mint Errors...
Collecting Double Struck Error Coins
A favorite of every error coin collector is to have a double struck error coin in their collection...
Major Errors Struck by Private U.S. Mints
Major mint errors from silver rounds to gambling tokens are very popular and are eagerly sought out by collectors...
Prices Realized For Mint Errors Sold in the Heritage June 2023 Error Coinage US Coins Showcase Auction
The following mint errors sold in the June 2023 Error Coinage US Coins Showcase Auction...
Unique Peace Dollar Splasher & Plaster by Anthony de Francisci
Quite simply there are no other known splashers or plaster models of the de Francisci 1921 Peace Dollar...
More Exciting Mint Errors Featured in the Heritage June 2023 Error Coinage US Coins Showcase Auction
The following mint errors are featured in the upcoming June 2023 Error Coinage US Coins Showcase Auction...
Top Mint Errors For 2022
Here are a few of the highest prices realized for Major Mint Errors sold during 2022...
Mint Errors Featured in the Upcoming June 2023 Error Coinage US Coins Showcase Heritage Auction
The following mint errors are featured in the upcoming June 2023 Error Coinage US Coins Showcase Auction...
Unique Shield Nickel Multi-Denomination Mated Pair Error Discovered
Long time error specialist Greg Bennick has discovered a multi-denomination mated pair of uncirculated 1867 Shield Nickels...
Mint Errors Featured in the Upcoming May 2023 Central States Heritage Auction
The following mint errors are featured in the Upcoming May 2023 CSNS US Coins Signature Auction...
New Error Coin Discovery: Dr. Sally Ride Quarter on Nickel Planchet Error Coin in GreatCollections April 30th Auction
Issued in 2022, the Dr. Sally Ride quarter was released as part of the inaugural year of the American Women Quarters Program by the U.S. Mint...
Prices Realized in the March 2023 Error Coinage US Coins Showcase Heritage Auction
The following mint errors sold in the March 2023 Error Coinage US Coins Showcase Auction...
New Discovery: Unique Proof 1973-S Kennedy Half Dollar Die Piece and Die Break Error Mated Pair
This unique mated pair is a new discovery and fresh to the market from an old time collection...
The "Libertas Americana" Metallurgical Trial Pieces
These pieces are fascinating pieces of history and this article attempts to list a complete census of the known specimens...
Unique Mated Pair of Proof Ike Dollars Struck Off-Center on 1¢ Planchets
This unique proof mated pair of Eisenhower Dollars was sitting in an old-time collection for decades...
Unique Proof Kennedy Half Bonded Pair With Struck In Copper Planchet
This bonded pair of a Proof Kennedy Half and a 1.6 gram Copper planchet is unique and visually breathtaking...
Prototype Eisenhower Dollars - Considering the Chatham Specimen as the First Prototype Variety
The working prototype 1971-S Eisenhower Dollars are one of the most interesting and important discoveries in numismatics in recent years...
1973-S Proof Eisenhower Dollar Unique Mated Pair
This unique Proof Eisenhower Dollar mated pair is the first known of this type of error...
Mint Errors Sold in the Upcoming December 2022 Heritage Auction of The Misfits Collection of U.S. Error Coinage, Part 2
Here are some of the exciting and rare mint errors that brought strong prices in The Misfits Collection of U.S. Error Coinage, Part 2 Showcase Auction...
Mint Errors Featured in the Upcoming December 2022 Heritage Auction of The Misfits Collection of U.S. Error Coinage, Part 2
The following mint errors are featured in The Misfits Collection of U.S. Error Coinage, Part 2 Showcase Auction...
A Dramatic Struck Thru Error - The "1861 Buffalo" Quarter
This "1861 Buffalo" Quarter is an especially appealing struck-thru grease Quarter, both for its eye appeal and subject matter...
Unique Proof Ike Dollar Struck on Outer Clad Layer
This 1976-S Proof Type 1 Eisenhower Dollar is unique among Ikes, and all U.S. Dollars, of all years and types...
Prices Realized for the November 2022 Heritage Auction of The Misfits Collection of U.S. Error Coinage, Part 1
The following mint errors sold in The Misfits Collection of U.S. Error Coinage, Part 1 Showcase Auction...
Two Mint Errors with Famous Pedigrees Featured in Heritage Auctions December 2022 Sale of The Misfits Collection of U.S. Error Coinage
The following mint errors are featured in The Misfits Collection of U.S. Error Coinage, Part 2 Showcase Auction...
Unique 1972-S Lincoln Cent on Struck Silver Dime
Although this was an intentionally struck mint error, it is unique and very dramatic...
1974-S Lincoln Cent Struck in Aluminum to be Auctioned by GreatCollections
It is believed unique and is likely one of only two Aluminum 1974 Cents legal to own (the other being a uniface reverse on Philippines planchet)...
UNIQUE GOLD QUARTER
This U.S. GOLD QUARTER is far and beyond the most incredible modern U.S. mint error ever to be discovered...
1943 Lincoln Cent Bronze/Copper PCGS AU-50 BN CAC Offered by GreatCollections
It is the second of only five known examples of the ultra-rare 1913 Liberty Head Nickel purchased by GreatCollections within 12 months...
Walton 1913 Liberty Head Nickel Acquired by GreatCollections for $4.2 million
It is the second of only five known examples of the ultra-rare 1913 Liberty Head Nickel purchased by GreatCollections within 12 months...
Unique 1972 Ike Dollar Overstruck Twice With 1972 Cent Dies
One of our readers wanted to share his amazing Eisenhower Dollar mint error...
Two Incredible Kennedy Half Mint Errors
A reader of Mint Error News who collects rare proof U.S. mint errors wanted to share two special Kennedy Half mint errors from his collection...
Error Coin Collection
One of our readers wanted to share his collection of error coins and numismatic rarities...
Frosted Freedom $100 Platinum Trial to be Auctioned by GreatCollections
Just 12 examples minted as production proofs. The first and only to be certified by PCGS...
A Cosmic Error You Have To Look To The Stars For!
To this day, not very many people are even aware of this error...
New Off-Metal Discovery: 2018-P Roosevelt Dime on Steel Planchet
This is a fascinating new discovery. U.S. Roosevelt Dime off-metals are very rare...
Bicentennial Ike Dollar Struck on 40% Silver Planchet
This is an amazing and extremely rare Eisenhower Dollar off-metal...
Top Mint Errors For 2021
Here are a few of the highest prices realized for Major Mint Errors auctioned during 2021...
Prices Realized for Mint Errors & Patterns in the August 2022 ANA Heritage Auction
The following mint errors & patterns sold in the August 2022 US Coins Signature® Auction...
NGC-certified Sovereigns with Mint Errors Offered in Heritage Sale
The British gold coins are each expected to sell for tens of thousands of dollars in the August auction...
Struck Thru Error Coins
Major struck thru error coins are very interesting and extremely collectable...
1973-S Blue Ike Struck on Clad Planchet
This is an amazing and extremely rare Eisenhower Dollar off-metal...
Unique Broadstruck 1906-D $20 Liberty Gold Double Eagle
This is the only known United States $20 Gold Piece that was broadstruck out of the collar...
Unique Proof 1971-S Eisenhower Dollar Overstruck on a San Francisco Assay Office Medal
This unique Proof 1971-S Eisenhower Dollar Overstruck on a San Francisco Assay Office Medal is featured in the Platinum Session of the August 2022 Heritage US Coins Signature® Auction...
Modern Jefferson Nickel On Bowtie Scrap
This discovery piece is the only known bowtie clip on a modern Jefferson Nickel struck between 2006-2022...
Mint Errors & Patterns Featured in the August 2022 ANA Heritage Auction
The following mint errors and patterns are featured in the upcoming August 2022 US Coins Signature® Auction...
NGC Certifies 1906 Indian Head Cent Struck on a Mexican Gold 5 Pesos Planchet Offered in GreatCollections Auction
Here are some Mint Error News Exclusive Images courtesy of Dave Camire...
Collecting Carson City Errors
My Journey started as a young man where I collected coins and enjoyed the hunt more than anything...
A Closer Look: The GSA 1882 Carson City Morgan Dollar Off Center
There is more than meets the eye when looking at the 1882-CC off-center GSA Morgan dollar...
Prices Realized in the July 2022 Error Coinage Showcase Heritage Auction
The following mint errors sold in the July 2022 Error Coinage US Coins Showcase Auction...
Prices Realized for Mint Errors in the July 2022 Long Beach Expo/Summer FUN Heritage Auction
The following mint errors sold in the July 2022 Long Beach Expo/Summer FUN US Coins Signature Auction...
GreatCollections Offers "The Edgemont Collection of Lincoln Cents" Including 1943-D/D
GreatCollections is proud to present "The Edgemont Collection of Lincoln Cents" in our auctions...
Unique 1795 Draped Bust Dollar Struck on a Copper Planchet Certified by PCGS Sells For Mid Six-Figures
This is one of the most spectacular and amazing United States numismatic rarities of all time...
Unique GOLD Buffalo Sells For $400,000
As amazing as it sounds, this is a 1913 Buffalo Nickel struck on a U.S. $5 Gold planchet...
Mint Errors Featured in the July 2022 Error Coinage Showcase Heritage Auction
The following mint errors are featured in the upcoming July 2022 Error Coinage US Coins Showcase Auction...
NGC Certifies Unique Off-Center 'Grand Snake' 1882-CC Morgan Dollar in GSA Holder
The coin's whereabouts have been a mystery since 1973, when it made history as an error sold by the Mint...
Prices Realized for Mint Errors Featured in the May 2022 Central States Heritage Auction
The following mint errors sold in the May 2022 Central States US Coins Signature Auction...
Highlights From The Fred Weinberg Collection Sold By Heritage Auctions
The following mint errors sold in the May 2022 Central States US Coins Signature Auction...
Unique Double Eagle Reverse Hub Trial in Lead
This is a unique $20 Double Eagle reverse hub trial attributed to 1857...
1944 Off-Metal Lincoln Cents: Experimental or on Foreign Planchets??
Although the PCGS insert designates these as Struck on Experimental Planchets, they very likely were struck on foreign planchets...
GreatCollections to Auction PCGS Certified 3 Piece "Clover Leaf" Proof Ike Dollars on 10¢ Planchets
As incredible as it seems, PCGS has just certified the second known "Clover Leaf" of 3 Proof Ike Dollars struck on dime planchets...
Lincoln Dime Mule Census
These are particularly eye appealing and generally it appears that the smaller dime size die does not have any cupping effect on the struck coin...
Mint Errors Featured in Upcoming May 2022 Central States Heritage Auction
The following mint errors are featured in the upcoming May 2022 Central States US Coins Signature Auction...
Prices Realized for Proof Errors Featured in March 2022 Error Coinage Showcase Heritage Auction
The following proof errors were featured in the March 28, 2022 Don Bonser Collection of United States Error Coins Part 5 US Coins Showcase Auction...
Unique GOLD Buffalo Certified by NGC AU53
As amazing as it sounds, this is a 1913 Buffalo Nickel struck on a U.S. $5 Gold planchet...
Ask Dave
Dave Camire, NCS President, NGC Finalizer and NGC Mint Error Expert answers your numismatic questions...
Exciting Patterns From the Heritage FUN 2022 Auction
The Heritage FUN 2022 sale was exciting for patterns, being led by the Virgil Brand 1874 gold Bickford $10 Eagle selling for nearly $2 million...
Eye Appeal And Error Coins
Error coin collectors look at eye appeal as the most important factor in evaluating a coin, even more so than the grade...
Proof Errors Featured in Upcoming March 2022 Error Coinage Showcase Heritage Auction
The following proof errors are featured in the upcoming March 28, 2022 Don Bonser Collection of United States Error Coins Part 5 US Coins Showcase Auction...
Prices Realized in The February 2022 Long Beach Expo Heritage US Coins Signature Auction
The following coins sold in the February 2022 Long Beach Expo US Coins Signature Auction...
Analyzing A Fake Die Cap
The following is an interaction that I had with one of my customers who thought they had a genuine mint error...
Dave Camire and NGC Conserve Coins From The S.S. Pulaski Shipwreck
Mint Error News conducted an exclusive interview with Dave Camire regarding his appearance on the Discovery Channel...
Unique Triple Struck Flipover Peru Gold 8 Escudos
This 1741 Peru Gold 8 Escudos is a very rare South American gold coin...
Lincoln Cent Muled With a Roosevelt Dime Reverse Featured in Upcoming February 2022 Long Beach Heritage Auction
The following Cent/Dime Mule is featured in the February 2022 Long Beach US Coins Signature Auction...
America's First Silver Dollar Acquired for $12 Million by GreatCollections
World's Most Valuable Silver Coin and Second Highest Price Ever Paid for a Rare Coin...
Extremely Rare Lincoln Cent Wheat Ears Struck Off-Center on Silver Dime Planchet
This is an extremely rare off-center Silver Cent...
GreatCollections Offers Proof Error Coins in Upcoming Auction
GreatCollections is offering an exciting group of U.S. Major Mint Errors including the following proof errors...
Strong Prices Realized for Mint Errors in January 2022 Heritage Auction
The following mint errors sold in the January 2022 Error Coinage Showcase Heritage Auction...
Highest Prices Realized For U.S. Mint Errors & Die Trials In Heritage Auctions - Part 3
Here is a continuation of the highest prices realized for U.S. Mint Errors and Die Trials in Heritage Auctions as of December 2021...
Highest Prices Realized For U.S. Mint Errors & Die Trials In Heritage Auctions - Part 2
Here is a continuation of the highest prices realized for U.S. Mint Errors and Die Trials in Heritage Auctions as of December 2021...
Highest Prices Realized For U.S. Mint Errors & Die Trials In Heritage Auctions - Part 1
Here is a compilation of the highest prices realized for U.S. Mint Errors and Die Trials in Heritage Auctions as of June 2021...
1943 Lincoln Cent Bronze/Copper PCGS AU-50 BN Offered in GreatCollections Auction
A "1943 Copper Penny" is one of the most famous coin errors in the world, with less than 20 examples believed to have survived...
Pattern "Struck-Overs"
Pattern coins, by definition, are experimental pieces created to test new designs, different metal alloys...
The Errors All Around Us
In coin collecting circles we often see a lot of emphasis placed on searching for coins of certain dates...
Eisenhower Dollar Prototype Sells For Record Price of $264,000 in January 2022 FUN Heritage Auction
This prototype is one of the rarest of all silver dollars struck since 1794...
Finest 1913 Nickel Acquired by GreatCollections in $13 Million "Big Three" Thanksgiving Transaction
The "Big Three" Includes the 1913 Nickel, 1894-S Dime & 1804 Silver Dollar...
U.S. Mint Releases the Mintage of the $10 ¼ oz American Gold Eagle Error
The U.S. Mint stated that 7,924 of the Gold Eagle error coins were released...
Proof Errors Featured in Upcoming January 2022 Error Coinage Showcase Heritage Auction
The following coins are featured in the upcoming Proof Errors Featured in Upcoming January 2022 Error Coinage Showcase Heritage Auction...
"King of Errors" Dallas $20/$10 Double Denomination Federal Reserve Note Featured in the January 2022 FUN Heritage Auction
The only double denomination to escape into the wild from the confines of the BEP since the 1950s...
Spectacular 1886 Morgan Dollar Die Cap Error Auctioned by GreatCollections
The famous coin was one of Amon Carter's personal favorites...
World Error Coins and the PDS Error System
The (Planchet, Die, Striking) PDS error classification system is simple and easy to remember for collectors..
A Collection of Romanian Error Coins
This is a journey through the modern Romanian history illustrated by my error coins from this nation...
Prices Realized For Proof Errors in January 2022 FUN Heritage Auction
The following coins are featured in the upcoming January 2022 FUN U.S. Coins Signature Auction...
1875-S 20 Cent with Reeded Edge
It is possible that it was a mint error and somehow was struck with a reeded edge at the San Francisco Mint...
NGC Certifies Unique Wartime Discovery 2.5 Gram Bronze Cent Struck at the San Francisco Mint
The consensus is that it was struck on a 1942 Curacao cent planchet that had been coated or plated with zinc before being struck...
Undated PCGS Holder With Cricket Remains (From the Fred Weinberg Collection)
And so the legend goes, back in the 1990s, there was a cricket disturbing the coin graders at PCGS...
NGC-Certified INCO and Gould Patterns Offered in Heritage Sale
The fascinating numismatic collectibles were created amid the upheaval in U.S. coinage that occurred during the 1960s and 1970s...
GreatCollections Reveals Discovery of 2021 - $10 Type 2 Gold Eagles with "W" Mint Mark
These discovery coins show how full of surprises our industry can be...
Detecting Alterations to Coins to Appear as Errors
There are many signs illustrating why this coin is yet another altered coin meant to fool collectors...
The Subjectivity of Pricing
The pricing of patterns is very subjective...
Collecting Clipped Planchet Error Coins
Error collectors usually end up collecting different types of clip error coins...
PCGS Certifies a Cent Bonded to a Magnetic Screw
This is one of only two known Lincoln cents that were bonded with a magnetic screw...
U.S. Proof Error Coins Realize Strong Prices in October 2021 Long Beach Heritage Auction
The following coins sold in the October 2021 Long Beach Expo U.S. Coins Signature Auction...
Prices Realized in the October 2021 Error Coinage U.S. Coins Showcase Heritage Auction
The following coins sold in the October 2021 Error Coinage U.S. Coins Showcase Heritage Auction...
Unique Proof 1973-S Eisenhower Dollar Broadstruck on Bronze Planchet
This is a unique and amazing 1973-S Proof Eisenhower Dollar struck on a bronze planchet...
1792 Quarter Obverse & Reverse Die Trials Featured in the August 2021 ANA Heritage Auction
The following coin was featured the August 2021 ANA U.S. Coins Signature Auction...
Second Martha Washington Half Dollar Obverse Die Discovered
A collector and reader of Mint Error News just purchased the second known Martha Washington Obverse Die from Mike Byers Inc...
Mint Error Coin Chronicles: Broadstrikes
Coins that lose their collars end up running loose beyond their boundaries...
Highest Prices Realized For U.S. Mint Errors & Die Trials In Heritage Auctions
Here is a compilation of the highest prices realized for U.S. Mint Errors and Die Trials in Heritage Auctions as of June 2021...
Proof Ike Dollar Double Struck on Kennedy Half Dollar Planchet
This is one of the most spectacular Proof Ike Dollar Mint Errors available today...
Unique Proof 1973-S Kennedy Half Dollar Double Struck on Washington Quarter Double Denomination
It is a unique double struck double denomination and belongs in a world-class mint error collection...
Proof Ike Dollar Struck on Clad Dime Planchet
These are very rare and highly prized by Ike Dollar collectors and mint error collectors...
Fred Weinberg's Personal Error Coin Rarities on Display in Heritage Auctions' ANA Booth
1880-S Major Off-Center Morgan dollar and Sacagawea Quarter Mule offer collectors a once-in-a-generation opportunity...
U.S. Proof Error Coins Offered in ANA Heritage Auction
The following coins are featured in the upcoming August 2021 ANA World's Fair Of Money U.S. Coins Signature Auction...
Cent/Dime Mule Featured in June 2021 Long Beach Heritage Auction
In the long history of the U.S. Mint, mules are extremely rare...
Unique Octagonal Pan-Pac Fifty Hubs Trial Sells in April 2021 Heritage Central States Auction
The present piece is a unique hubs trial of these dies struck on an oversized copper planchet...
Seeing Double! Rare Doubled Die Cent Could Sell For Six Figures
The 1969-S Doubled Die is the key coin to the Lincoln Memorial Cent series that began in 1959...
Counterfeit Detection: Spark-Erosion 1874 Three Cent Nickel Die Trial
Three Cent nickels were struck in 75% copper and 25% nickel with a silver-gray color, but the coin submitted to NGC appeared to be made entirely out of copper...
Mushroom Error Coins
These coins are larger than a normal size coin with some examples that have expanded to a huge size...
Prices Realized in the May 2021 Don Bonser Error Collection, Part 3 U.S. Coins Special Monthly Auction
The following coins sold in the May 2021 Don Bonser Error Collection, Part 3 U.S. Coins Special Monthly Auction...
Mint Error Coin Chronicles: Partial Collars
A Partial Collar error occurs when there is a malfunction of the striking press...
1968-D Penny Struck on a Silver Dime Planchet
This is the rarest type of U.S. transitional off metal mint error...
PCGS Certifies Proof 40% Silver Kennedy Half Dollar Elliptical Strike Clip With Brockage Reverse
It is also considered struck scrap but it is actually an elliptical strike clip...
1873 Closed 3 $5 Unique Specimen with Experimental Finish
This unique 1873 $5 Closed 3 Specimen strike has an experimental finish and is a hybrid between a proof and a mint state coin...
Proof 197X-S Ike Dollar Double Struck on 2 gram Aluminum Shell Gas Token
This is an amazing and spectacular proof major mint error...
Mint Errors Featured in July 2021 Error Coinage Showcase Heritage Auction
The following coins are featured in the July 2021 Error Coinage Showcase Heritage Auction...
Marc One Numismatics GRAND OPENING!!!
Marc One Numismatics is now open in Rancho Mirage, California...
Famous 1944 Cent Error Will Make Headlines
Whenever a 1943 Bronze Cent or a 1944 Steel Cent are sold, headlines are made...
Previously Unknown Sac/Presidential Dollar Mule Sells In Heritage Auction
The following coin sold for $84,000 in the April 2021 Central States U.S. Coins Signature Auction...
Mint Error Coin Chronicles: Transitional Errors
Errors where a previous year's planchet was used are some of the most exciting in all numismatics...
Struck Thru Cloth Error Coins
Coins have been struck thru all different types of materials and objects leaving an impression of the item in the coin...
Hawaiian Mint King Kalakua 1883-1983 Kala Dala Proof Struck on Scrap
The proof error coins shown here were broadstruck on an off metal piece of scrap...
U.S.Patterns.com - Mint Errors Mistaken For Patterns
In many cases, the error pieces listed are rarer and more valuable than the die trials they are confused with...
Prices Realized in the April 2021 U.S. Error Coinage Special Online Heritage Auction
The following coins sold in the April 2021 Error Coinage U.S. Coins Special Monthly Auction...
PCGS Certifies Unique Pair of Proof Ike Dollars Struck on the End of the Planchet Strip
This unique discovery is the only known pair of proof Ike dollars that were struck on the end of the planchet strip...
David Camire Visiting Mints Around The World
David has visited all three U.S. mints (numerous times) and continues to add to his world mint visits...
NGC Certified Amazing & Unique Proof Ike Dollar Clover Leaf Offered In Central States Heritage Auction
A showstopper mint error on a popular obsolete type...
NGC Certifies 1943 Lincoln Cent Struck on Curacao 25 Centstukken Planchet
This world-class 1943 Lincoln Cent major mint error is many times rarer than the 1943 copper Cent...
NGC Certifies First Known Sacagawea-Presidential Dollar Mule
The intriguing discovery coin combines an obverse and reverse from two different dollar series...
Collecting Ultra Modern Major Mint Error Coins, 2002 - Present
Collecting ultra modern mint error coins is fascinating because there are so many different designs and error types possible...
U.S.Patterns.com - Pattern Mint Errors
Here are some examples of misstruck pattern pieces...
Pedigrees, Prices & Quantity for Some Popular Error Coin Series
By Saul Teichmann of uspatterns...
The Conway Collection of Error Notes, Part I
Featured in the upcoming December 2020 Currency Online Auction...
1943 Bronze Cent, MS62 Brown, The c. 1957 Marvin Beyer Discovery
Approximately 20 Philadelphia Mint bronze cents dated 1943 are believed to exist...
Unique 1943-D Bronze Cent, MS64 Brown, Famous Wrong Planchet Error
The 1943-D bronze Lincoln cent is a legendary rarity, with just a single example known to collectors...
"The Del Monte Note" Obstructed Printing Error with Retained Obstruction
This highly unusual and colorful error note is commonly referred to by collectors in the numismatic fraternity as...
Prices Realized in the September 2020 Heritage Auction of the Bob R. Simpson Collection
The following coins sold in the September 2020 Important Selections from the Bob R. Simpson Collection...
Certified but Not Graded: Adjustment Strikes, Struck Thrus & Other Mint Errors
There are a few types of error coins that are eligible for NGC certification, but do not receive a grade...
Extremely Rare German 5 Mark Overdate
The most likely scenario is that the Mint used a leftover 1931 dated 5 Mark Oak Tree die...
Prices Realized in the August 2020 Error Coinage Special Online Heritage Auction
The following coins sold in the August 2020 Error Coinage U.S. Coins Special Monthly Auction...
Counterfeit Detection: 1942 Lincoln Cent Mint Error
What looks like a double strike will make you do a double take, but it's not real...
Counterfeit Detection: 1955 Doubled-Die Obverse Cent
This off-center coin proved too good to be true...
Prices Realized in The September 2020 Heritage U.S. Coins Signature Auction
The following coins sold in the September 2020 U.S. Coins Signature Auction...
Extremely Rare "Peacock" Variant 150 Yuan 20oz Silver Coin
An exceptional and nearly flawless example of this important variant of the "Peacock" 150 Yuan...
Unique German Third Reich Matte Proof Set in Silver
It is amazing that this set survived World War II and was preserved for 8 decades...
Error Coin Sidelines George Washington
George Washington has been relegated to the sidelines on a fabulous error coin that Heritage will be offering...
Unique Standard Silver Dime Off-Metal Proof Pattern
This is a unique and spectacular mint error, a proof pattern off-metal...
Canadian Specimen Uniface Essay Trial Strikes
The following Canadian Elizabeth II Specimen Uniface Trial Strikes are featured in the upcoming October 2020 World & Ancient Coins Platinum and Signature Online Auction...
Mated Pair of 1974-S Lincoln Cents Struck by 2 U.S. Cent Obverse Dies
It stands alone in a class by itself in terms of rarity and fascination and combines an incredible...
A 1970s Mistake Becomes a 2020 Prize
First, this is supposed to be a dollar but was struck on a Half Dollar planchet...
Two Heads Are Better Than One
Discovered by the coin community only in the year 2000, the Double-Headed Indian Cent is so new to the scene that it is not yet listed...
Fascinating Die Cap Error Stars in Simpson Collection
This coin is amazing because of its huge starburst appearance...
NGC Certifies Amazing & Unique Proof Ike Dollar Mated Pair With Two Different Off-Metals
This amazing unique discovery is the only known off-metal mated pair on any U.S. proof coinage that combines two different off-metals...
U.S. Proof Quarter Overstruck on Canadian George V Quarter
This unique 1970-S Proof Quarter from the United States was overstruck on a Canadian Quarter that circulated during the reign of King George V from 1911-1936...
Proof 1977-S Nickel Overstruck on 1977-S Dime Double Denomination with Two Dates
This is the only double denomination of the four known showing two dates...
Unique Proof Kennedy Half Dollar Double Denomination
This newly discovered and certified Proof Kennedy Half Dollar on a struck Washington Quarter is the only known...
Not Just Heads Or Tails
This amazing error coin that is part of Heritage's August Auction combines several mistakes...
Unique 1977 Lincoln Cent Struck in Aluminum at The Philadelphia Mint
There are several possibilities as to how this unique Lincoln Cent was produced...
Mint Errors Featured in the August 2020 Error Coinage Special Online Heritage Auction
The following coins are in the August 2020 Error Coinage U.S. Coins Special Monthly Auction #60160...
Prices Realized in the August 2020 U.S. Coins Signature Heritage Auction
The following coins sold in the August 2020 U.S. Coins Signature Auction #1318...
Prices Realized in the June 2020 Long Beach Heritage Auction
The following coins sold in the June 2020 Long Beach Expo U.S. Coins Signature Auction #1316...
Amazing 2016 Shield Cent Multiple Mint Error
This amazingly rare modern cent major error coin has so much going on...
Netherlands Silver 1/2 Ducaton Pattern in Proof
The only known proof of these ducaton coins are the gold ones...
Unique Proof Double Denomination Bicentennial 1976-S Quarter Double Struck on a Struck Dime
This is the only known proof Bicentennial Quarter double struck over a struck Dime...
Set of 4 Weakly Struck American Eagles
Coins that are weakly struck occur when a coin is struck from the press with very little pressure...
Liberty Seated Dime Struck Off-Center With Obverse Partial Brockage
This is an amazing and unique combination of major errors on a Seated Dime...
Extremely Rare $50 Gold Eagle Double Struck Partial Collar
Major Mint Errors on the 1oz Gold U.S. $50 American Eagle series are very rare...
Unique California Fractional Gold Incomplete Punched Planchet
A fascinating aspect of this mint error is that the partially punched planchet is octagonally shaped...
Unique Pair of California Fractional Gold Clipped Planchets
This is the only known double clipped planchet on any fractional gold coin...
Spectacular State Quarter Die Cap
The die cap is so deep and the "exit strike" is at such an angle creating a shape like a baseball-cap...
Extremely Rare California Fractional Gold Overstrike
This is a unique 1863 California Fractional Gold 25¢ overstruck on a previously struck 1860/50 Gold 25¢...
Unique & Unlisted German 5 Mark Die Trial
This unique and unlisted Germany 5 Mark reverse trial strike is the adopted design in silver...
Unique Pattern 25¢ Major Mint Error
Major Mint Errors on Proof U.S. coins are rare...
Extremely Rare Buffalo Nickel Off-Metal
This amazing fully lustrous Buffalo Nickel struck on an Argentina 10 Centavos planchet...
American Bank Note Company Experimental Stamp Printing Plate
This experimental stamp printing plate from the American Bank Note Company is one of only two known...
Unique American Bank Note Company El Salvador Stamp Printing Plate
It features a set of all four different denominations of stamps on the plate...
Official Royal Mint Plaster for the Great Britain 1983 One Pound
This is a fascinating official Royal Mint plaster that was designed for the reverse of the new Great Britain 1983 One Pound coin...
Unique 1974-S Aluminum Cent
The Only 1974 Aluminum Cent that can be Privately Owned...
1938 New Rochelle Half Dollar PCGS Specimen 67+ CAC
This PCGS Specimen 67+ CAC is the second finest known...
2000-P "Mule" Sacagawea Dollar Reverse With States Quarter Obverse Census
There are now nineteen (19) confirmed specimens of the Sacagawea Dollar/Quarter Mule...
NGC Certifies Unique 1952 Great Britain Penny
The only penny struck by the Royal Mint in 1952 is a numismatic unicorn...
Prices Realized in the April 2020 Error Coin Online Heritage Auction
The following coins sold in the April 15, 2020 Error Coinage U.S. Coins Month-Long Online Auction...
Prices Realized in the April 2020 Central States Heritage Auction
The following coins sold in the April 2020 Central States U.S. Coins Signature Auction - Dallas #1314...
1831 Proof Gold ½ Sovereign DOUBLE STRUCK
Interestingly, despite the high production standard for this Proof offering, its legends show faint traces of being double-struck...
Prices Realized in the April 2020 Central States Heritage Currency Auction
The following coins sold in the April 2020 Central States Currency Signature Auction - Dallas #3577...
Gold-Plated Brass Maple Leaf Die Trials in Lucite
This is a fascinating and historical set of Gold-Plated Brass Die Trials issued by the Royal Canadian Mint...
Unique Ike Dollar Multiple Mint Error
All Ike dollar off-metals are highly prized by serious collectors of major U.S. Mint Errors and collectors of Ike dollars...
Unique Bavarian Medal Gold Off-Metal Strike with Mint Engraving
The reverse includes six lines of hand engraving from the Bavarian Mint...
Unique Spanish 100 Reales Die Trials Struck in Gilt Copper
This is a unique and spectacular set of obverse and reverse die trials for Spain's 1856 Proof Gold 100 Reales...
Double Struck 1904 $20 Liberty Rotated 180 Degrees in Collar
Major mint errors on U.S. gold coins are extremely rare...
Extremely Rare Bavarian Gold Service Medal
This is an amazing world-class numismatic treasure, combining several numismatic and historic factors...
Uncommon Walking Liberty Half Dollar Error Up For Bid
Considered by many to be one of the most attractive and artistic U.S. coin designs...
Liberty Nickel Off-Metal Mint Errors Featured in the April 2020 Central States Heritage Auction
Heritage will be auctioning a few nickels that are only copper and contain no nickel at all...
Unique Dual Mint Mark Discovery Proof Bicentennial Quarter on Cent Double Denomination
This is the only known proof U.S. coin that shows two mint marks from two different U.S. Mints...
1973-S Proof Clad Ike Dollar Double Struck On A 50¢ Planchet
This is one of the most spectacular Proof Ike Dollar Mint Errors...
Proof Kennedy Half Dollar Double Struck on a Gas Token
This is an amazing and spectacular proof major mint error...
Unique Double Denomination Kennedy Half Dollar on a Quarter
It is the only known Kennedy Half Dollar from 1965-1970 struck on a struck Quarter...
Unique China One Ounce Gold Panda Partial Collar
This is the only known major striking error on the one ounce gold Panda coin...
Proof 1976-S Jefferson Nickel Obverse Cud (Die Break) Just Discovered
A few extremely rare Proof 1976-S (Bicentennial Year) Jefferson Nickel Cuds were just discovered...
Double Struck Broadstruck 1973-S Proof Clad Ike Dollar
This is an amazing double struck and broadstruck PROOF Ike Dollar...
Unique Proof Double Denomination Dual Date Bicentennial 1976-S Quarter on a Struck 1967 Dime
This is the only known proof Bicentennial Quarter struck over a Roosevelt Dime...
Unique 1969-S Proof Dime Mated Pair
This is one of the most dramatic, fascinating and intriguing proof errors ever discovered...
Dual Country Double Denomination Panama 1c Double Struck on U.S. Lincoln Cent
The coin rotated 90 degrees with a beautiful second strike that is 30% off-center...
1973-S Proof Clad Ike Dollar Double Struck On A 50¢ Planchet
This is one of the most spectacular Proof Ike Dollar Mint Errors of all time...
PCGS Certifies Unique Standard Silver Pattern
This discovery coin was struck without Barber's initial on the ribbon...
NGC Certifies Unique Great Britain Crown Young Head Silver Die Trial
NGC recently authenticated and certified this unique Great Britain Silver Crown Die Trial Piedfort Pattern...
Great Britain Britannia Proof Gold Mule
There are only 3 known authenticated and certified obverse mules on the Britannia Proof Gold Coin Series from Great Britain...
NGC Certifies Unique U.S. 25¢ Feeder Finger From The Denver Mint Grabener Press
This is the only known full-size feeder finger for any U.S. denomination that has not been struck by coin dies...
NGC Certifies Unique Two-Tailed Off-Metal 10 Cent Euro
The only known 10 Cent Euro struck with two reverse dies and is off-metal on a chrome plated iron planchet...
PCGS Certifies Two-Headed Off-Metal Russia 50 Roubles
Should Be Struck in Gold and in Proof...
NGC Certifies Unique Mint Canceled Martha Washington Quarter Test Strike
Newly redesigned Martha Washington dies were used to strike test pieces at the United States Mint in 2011 and 2012...
NGC Certifies Unique Great Britain Lead Die Trial
This unique die trial has a thickness of 5.69mm and was encapsulated in an NGC holder that is twice as thick...
NGC Certifies & Encapsulates Unique Pair of Mercury Dime Dies
This is a recent discovery of a unique pair of 1935 Mercury Dime obverse and reverse dies from the Philadelphia Mint...
DISCOVERY COIN: Mule Die Clash
Mint Error News Magazine reports the discovery of the unique mule die clash discovery coin certified by PCGS...
NGC Certifies Unique Gold $1 1852 Judd #138 On A Cut-Down Gold Plated Seated 10¢
It is the only known U.S. pattern or coin that was gold plated (gilt) at the Mint and then overstruck...
NGC Certifies Unique "Mint Cancelled" Error Coin
This 2007-D Washington quarter was originally struck on a Sacagawea $1 planchet before being cancelled by the US Mint...
NGC Graders Discover "Light Finish" 2018-S Silver Reverse Proof Set Half Dollars
NGC will attribute this new variety by request through its VarietyPlus service...
"Two Tailed" Dual Date Double Denomination Mule
In this case a 2006 Chilean 5 Pesos reverse die was mis-matched with a 2006 Chilean 1 Peso reverse die...
PCGS Certifies Unique Canada Platinum Striking
This is the only known Canadian $100 platinum striking of any design or series...
NGC Certifies 2016 Silver Eagle with Very Rare Mint Error
The severity of the die clash is among the most dramatic ever seen on a US Mint bullion coin...
NGC Experts Identify Mint Error on 2014 5 oz Silver ATB Coins
The Great Smoky Mountains coins are missing a "P" mintmark that ought to accompany their matte finish...
PCGS Certifies Unique Mated Pair of Proof Gold Die Caps
This is a unique mated pair of the only known reverse die caps for any Canadian gold coin...
NGC Certifies Mule Error on 2017 Canadian Timber Wolf Coin
A rare error on a large modern coin is identified by NGC and confirmed by the Royal Canadian Mint...
NGC Certifies Unique Proof Platinum Mint Error
With a mintage of only 5,000 it is remarkable that a major mint error was released...
Fascinating Canadian Gold Mint Errors
This is one of the most fascinating mint errors ever struck at the Royal Canadian Mint...
NGC Grades Rare Canadian Silver Maple Leaf Error
A wrong planchet error such as this is extraordinarily rare for a silver bullion coin due to the extensive scrutiny of these coins...
NGC Certifies 17 Experimental Glass Cents and Tokens
The patterns were struck during World War II by the Blue Ridge Glass Corporation...
NGC Certifies Mexico 60 Pesos Struck on U.S. $10 Liberty
This fascinating and dramatic numismatic rarity would be the centerpiece of a major world gold coin collection or a collection of U.S. $10 gold coins...
Unique "Two Headed" Off-Metal
This is one of three known U.S. or World coins that were struck...
NGC Certifies Unique GOLD Belgium Franc Obverse Die Trial (1904 Design Overstruck on 1903 Design)
This is a unique, spectacular and dramatic Belgium Franc struck in GOLD...
NGC Certifies Unique Cent
1982-D Small Date variety previously unknown in bronze...
NGC Grades Rare Canadian Silver Maple Leaf Error
A unique Canadian Maple Leaf error is certified by NGC...
PCGS Certifies Unique TWO-HEADED Nickel
This is the only known U.S. regular issued coin of ANY denomination that was struck with two obverse dies...
NGC Certifies Unique 1943 Lincoln Cent 13-Piece Set Including an Experimental Antimony Test Piece
These were part of the metallurgical testing done by the Philadelphia Mint for an alternative to the pre-1943 bronze cent...
NGC and PCGS Certify Previously Unknown Experimental Blanks and Planchets
This is part of the U.S. Mint's history and production of experimental coinage...
NGC Certifies Pair of Unique 1880 Spain 50 Centimos Coins
These two strikings were most likely presented to King Alfonso XII, whose portrait appears on the obverse...
NGC Certifies Pair of Rare, Historic French Mint Errors
Two mirror brockages were likely the very first (or only) coins struck with the reverse die cap...
PCGS Certifies TRANSITIONAL 1989-D Lincoln Cent Struck on a 3.1 Gram Copper Planchet (Pre-1983 Cent Planchet)
It encompasses not only the popularity of the 1983 copper transitional Lincoln Cents but also the excitement and mystique of being struck by the Denver Mint 6 years later...
NGC Certifies Unique Double Denomination
It is unique since it is a double denomination that is 4 years apart...
PCGS Certifies Unique Proof Canadian $15 Struck on a $50 Maple Leaf 1 oz. Gold Planchet
This is one of the rarest, most expensive and spectacular Canadian mint error coins known...
PCGS Certifies Walking Liberty Half Struck 50% Off-Center - Finest Known & Most Off-Center
This is the finest known and most off-center Walking Liberty Half...
From the Grading Room: 1964 Lincoln Cent Struck On a Coin of India
NGC Graders share an intriguing and visually dramatic error coin that was recently submitted for certification...
PCGS Certifies Unique SPECIMEN Canada 1/2 oz Maple Leaf $20 Brass Uniface Die Trials
These are the only known Canadian $20 SPECIMEN brass die trials of any design or series...
NGC Certifies First Foreign Gold Pattern Ever Struck by United States
NGC graders have certified a rare 1855 Peruvian Gold Pattern 2 Peso struck at the Philadelphia Mint....
PCGS Certifies Unique 1990-D Lincoln Cent TRANSITIONAL Struck on a 3.1 gram Copper Planchet (Pre-1983 Cent Planchet)
Unbelievably, here is an authenticated, certified and graded unique transitional Lincoln Cent struck in 1990...
(16) Proof 40% Silver Ike Dollar Planchets Including PCGS Discovery Coin Discovery Group of 15 NGC Certified Blanks From The San Francisco Hoard
For four decades, there was just one unique Proof 40% Silver Ike Dollar blank known to the numismatic community...
(12) Proof Clad Ike Dollar Planchets Including 2 NGC Discovery Coins Discovery Group of 10 NGC Certified Blanks From The San Francisco Hoard
For years, there were just two Proof Clad Ike Dollar blanks known to the numismatic community...
PCGS Certifies Unique Proof $100 Canada National Parks Commemorative Gold Coin Reverse Die Cap & Brockage Obverse
This Canadian Gold $100 Reverse Die Cap is the only known obverse or reverse die cap for any Canadian gold coin...
NGC Certifies Proof Canadian $15 STRUCK IN GOLD (should be struck in silver)
This is one of the rarest, most expensive and spectacular Canadian coins known...
NGC Certifies 1976-S 5C Obv Impression Struck Into Center of $1 Planchet (Proof Nickel/Dime Mule)
This unique striking is a proof mule, struck by the San Francisco Mint on a proof Ike Dollar planchet...
The Northern Nevada Dollar Error Gallery
We enjoy collecting dollar errors because with as many dollars as we buy and sell day in and day out errors in this series are still rarely seen...
Learn Grading: What Is a Mint Error?
This installment in the series covers mint errors that can occur when something goes wrong with a coin's planchet...
Off-Center Lincoln Cent With Retained Wire Bristle
The reverse of this 1998 way off center cent has a struck in and retained wire bristle...
Lincoln Cent Cancelled in India?
One of our readers found this interesting Lincoln Cent that has been cancelled with a unique pattern...
Pair of Ethiopia 10 Dollar Silvered Bronze Specimen Pattern Uniface Die Trials
They are a matched set of obverse and reverse uniface die trials from 1972...
Unique Canadian $20 Specimen Test Print
This incredible and unique test print is for the Canadian 1954 $20 face and back...
Unique Off-Metal Canadian Mint Error
This unique Canadian 50¢ dated 1970 is struck on a 72% silver and 28% copper off-metal planchet...
A Collection of India Patterns & Die Trials
I recently acquired this set of patterns & die trials of a rare Baroda Rupee...
Unique & Unrecorded Proof Great Britain 1/2 Sovereign Gilt Reverse Pattern
This is a unique and unrecorded proof gilt reverse pattern for the 1831 Great Britain William IV 1/2 Sovereign...
Uruguayan "Two Tailed" Dual Date, One Peso Mule
Major errors from Uruguay are nearly unheard of and this is the first mule error from this country I have ever seen...
NGC Certifies Canada $15 Struck on Gold Planchet in Custom Multi-Coin Holder
One of the four-known 1992 Canadian "Spirit of the Generations" Olympic silver coins to be struck in pure gold...
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