minterrornews.com - Error Coin Museum

Error Coin Museum

Enjoy viewing the major mint errors in our museum. Click on the coins below to view larger photos and detailed descriptions.

1943 Lincoln Cent Struck on a Curacao 25 Centstukken Planchet 3.6 Grams 64% Silver / 36% Copper Ex: Fred Weinberg FINEST KNOWN & EXTREMELY RARE NGC MS 61 Unique Proof 3 Piece Ike Dollar "Clover Leaf" Set NGC PF 68 Ultra Cameo 1972-S Proof Ike Dollar Mated Pair Ike Dollar Struck on a 1¢ Planchet mated with an Ike Dollar Struck on a 10¢ Planchet NGC Proof 67 AMAZING UNIQUE DISCOVERY U.S. Mercury Dime Dies From The Philadelphia Mint 1935 Obverse and Reverse Pair NGC Certified & Encapsulated BOTH ARE UNIQUE IN PRIVATE HANDS Official Royal Mint Plaster For the Great Britain 1983 One Pound Official Adopted Design by Eric Sewell (Former Chief Engraver of the Royal Mint) Approved by Queen Elizabeth II Possibly Unique American Bank Note Company 1948 El Salvador Stamp Printing Plate Complete Set of All Four Denominations Steel 3.25" x 7.25" Plate No. 7974 UNIQUE 1824 Great Britain Half Sovereign GOLD Obverse Die Cap Ex: Eliasberg NGC MS 64 UNIQUE 1970 Canada 50-Cent Struck on 12.1 Gram Gold Planchet PCGS MS 64 1 of 2 Known 1969 Canada 25-Cent Struck on 1963 Great Britain Gold Sovereign Double Denomination PCGS MS 64 1 of 2 Known 1922-S Peace Dollar Struck 15% Off Center PCGS MS 65 Finest Known 1851 $20 Struck on a Large Cent Planchet 10.48 Grams NGC XF 45 BN Ex: Judd UNIQUE 1945-S Walking Liberty Half Dollar Double Struck Second Strike 55% Off Center PCGS MS 63 Finest Known (1864-66) Julian-PR-30, AV 19mm Washington - Lincoln NGC MS 66 DPL 1870 Standard Silver 10¢ Judd #837 Struck on a Copper Nickel (CN) Planchet (Instead of a Silver Planchet) 76% Cu, 24% Ni, .99 Grams Proof Pattern Off-Metal Mint Error Ex Simpson Collection PCGS PR 65 UNIQUE (1911) Great Britain 1/2 Sovereign Uniface Obverse Die Trial Struck In Lead Width 25.63mm, Thickness 3.95mm Authenticated by The Royal Mint Pedigreed To The C.M. Kraay Collection NGC MS 63 UNIQUE Unique 1943 Lincoln Cent 5-Piece Set Including An Experimental Antimony Test Piece And An Experimental 1943 Copper Blank and Zinc Test Blanks NGC 1985 Proof $100 Canada National Parks Commemorative Gold Coin Mated Pair of Die Caps PCGS PR 69 DCAM & PR 67 DCAM UNIQUE (The Only Die Caps In Existence) Proof 1776-1976 S Bicentennial Quarter Overstruck on 1967 Roosevelt Dime Double Denomination & Dual Date NGC PF 67 UNIQUE Proof 1992 Canada $15 Struck on $50 Gold Planchet DISCOVERY COIN NGC PF 68 Ultra Cameo Extremely Rare Proof 1776-1976 S Bicentennial Quarter Double Struck on Struck Roosevelt Dime DOUBLE DENOMINATION PCGS PR 67 CAMEO Unique Discovery Coin 1980 Canada Cent Struck with Two Reverse Dies PCGS MS 64 Red 1 of 2 Known Featured on the Front Page of Coin World 1874 $1 U.S. Gold Type 3 Mirror Brockage on Obverse NGC MS 62 UNIQUE From The Byers Collection 1796 $2.50 J-23A White Metal PCGS MS 63 UNIQUE 1846 J-110A $5 Obverse Die Trial Struck on $2½ Trial NGC MS 65 Brown UNIQUE 1905 Indian Head Cent Struck on Gold $2.50 Planchet PCGS MS 64 UNIQUE 1907 $20 St. Gaudens Large Letters NGC Proof 64 Matte UNIQUE 1908 $20 St. Gaudens With Motto NGC Proof 65 Satin UNIQUE $5 1843 Dahlonega Unique Specimen NGC SP 65 1797 $10 Small Eagle Finest Known & Finest Certified NGC MS 63 1796 $2.50 No Stars 3rd Finest Known NGC MS 63 1796 $2.50 With Stars 3rd Finest Known PCGS MS 63 1808 $2.50 NGC MS 63 1795 13 Leaves $10 NGC MS 64 1942 Lincoln Cent J-2079 Struck in Aluminum PCGS PR 66 UNIQUE 1904 $20 Liberty Gold Struck 15% Off-Center PCGS MS 63 UNIQUE 1977-S Proof Jefferson Nickel Overstruck on 1977-S Roosevelt Dime DOUBLE DENOMINATION NGC PF 68 ULTRA CAMEO 1 of 4 Known 1928 Standing Liberty Quarter Struck On A Cent Planchet NGC MS 63 BN From The Byers Collection 1900 Indian Head Cent Multi-Struck 20% Off-Center On A Silver Dime Planchet NGC MS 66 UNIQUE 1882 Shield Nickel Struck On A Cent Planchet 3.0 Grams Finest Known NGC MS 65 BN 1863 Round Liberty Gold 25¢ California Fractional Gold BG-820 Overstruck on 1860/50 BG-819 NGC MS 61 Two Known 1986 Canada ½ oz Maple Leaf $20 Brass Uniface Die Trials (Obverse and Reverse) PCGS Specimen 66 & Specimen 67 UNIQUE PAIR 1831 Great Britain 1/2 Sovereign Reverse Pattern Gilt Uniface Reverse NGC Proof 65 Ultra Cameo UNIQUE & UNRECORDED 1938 New Rochelle Half Dollar PCGS Specimen 67+ CAC Second Finest Known 2000 Lincoln Cent Struck Onto 2000-P New Hampshire Quarter PCGS MS 65 Extremely Rare 2000 Lincoln Cent Struck Onto 2000-P Sacagawea Dollar PCGS MS 63 Extremely Rare 1981-P Lincoln Cent Obverse Die Struck on the Obverse of a 1981 Kennedy Half Dollar Gem Uncirculated Unique 1981 Lincoln Cent Struck 70% Off-Center On A 1979 SBA Dollar PCGS MS 62 UNIQUE 2001-P Sacagawea Dollar Struck On A 5¢ Planchet PCGS MS 64 3 Known "Two-Tailed" Off-Metal 10 Cent Euro Struck With Two Reverse Dies On Chrome Plated Iron Planchet NGC MS 65 Two Known 1919 Buffalo Nickel Off-Metal Struck on Argentina 10 Centavos Planchet NGC MS 62 Extremely Rare - 3 Known Proof 1971-S Silver Ike Dollar 45% Curved Clip NGC PF 67 Cameo UNIQUE Proof 1972-S Washington Quarter Double Struck on Roosevelt Dime Double Denomination NGC PF 68 One of Two Known Proof 1973-S Kennedy Half Dollar Flip-Over Double Struck 2nd Strike Off-Center NGC PF 68 Cameo UNIQUE Proof 1972-S Silver Ike Dollar Improper Obverse Die Alignment NGC PF 64 Cameo UNIQUE Proof Ike Dollar Double Struck on Kennedy Half Dollar Planchet NGC PF 68 Cameo 1971-S Silver Ike Dollar Struck 25% Off-Center With Clashed Dies NGC MS 65 UNIQUE Proof 1970-S Lincoln Cent Multi-Struck on Dime Planchet NGC PF 66 Cameo Kennedy Half Dollar 40% Silver Die Adjustment Strike Double Struck NGC UNIQUE Proof 1973-S Kennedy Half Dollar Double Struck on Washington Quarter Double Denomination NGC PF 68 Cameo UNIQUE Clad Eisenhower Dollar Struck on a QUARTER Planchet 70% Reverse Indent by a QUARTER Planchet PCGS MS 64 UNIQUE MULTIPLE ERROR Proof 1970-S Kennedy Half Dollar Struck on Aluminum Shell Gas Token Double Struck Missouri State - 1.7g PCGS PR 62 1 of 3 Known (on Shell Gas Tokens) 1973-S Proof Clad Ike Dollar Double Struck Second Strike Broadstruck NGC PF 69 Cameo Extremely Rare 1966 Kennedy Half Dollar Struck on a Struck Washington Quarter Unique Double Denomination NGC MS 65 U.S. State Quarter Obverse Die Cap Brockage & Double Struck NGC MS 67 1973-S Proof Clad Ike Dollar Double Struck On A 50¢ Planchet NGC PF 66 CAMEO 3 Known 1842 Argentina 8 Escudos Obverse Die Trial in Silver (Regular Gold Issue ONLY 5 KNOWN) Struck at the La Rioja Mint NGC AU 58 UNIQUE 1973-S Proof Clad Ike Dollar Double Struck On A 50¢ Planchet PCGS PR 66 2 Known 1973-S Proof Clad Ike Dollar Struck On A 50¢ Planchet 11.2 Grams (Double Struck - Close Overlap) NGC PF 67 CAMEO Extremely Rare 1969-S Proof Dime Mated Pair NGC PF 66 Cameo & PF 63 Cameo UNIQUE NGC Certifies (CAC Approved) 1852 Judd #138 Gold $1 On a Cut-Down Gold Plated Seated 10C UNIQUE Martha Washington Obverse Die Used to Strike Half Dollar Experimental Test Pieces for U.S. Judd #2131 NGC Certified & Encapsulated UNIQUE IN PRIVATE HANDS Martha Washington Reverse Die Used to Strike 1 Cent Experimental Test Pieces for U.S. Judd #2180 NGC Certified & Encapsulated UNIQUE IN PRIVATE HANDS Abraham Lincoln - Eagle Gold Medallic Impression Struck on 1861 $5 NGC MS 65 Abraham Lincoln Gold Medallic Impression Struck on 1861 $5 NGC MS 66 1898 Barber Quarter Obverse Die Cap & Brockage PCGS MS 62 UNIQUE 2007-S Proof Utah State Quarter Struck on Elliptical Clip 74grs. Clad Planchet PCGS PR 66 DCAM DISCOVERY COIN First Known Proof Elliptical U.S. Coin Cover of Mint Error News Magazine 1979-D SBA Dollar Mated Pair Struck Together PCGS Experimental State Quarters The Only Known Complete Set of All 1999 Dated Experimental State Quarters Certified by PCGS 2000-P Jefferson Nickel Struck on 1978 Denver Cent ANACS MS 63 RB 1 of 2 Known 1973-S Proof Ike Dollar Pair Struck on the End of the Planchet Strip Clipped Planchets Each Weighing 20 Grams UNIQUE DISCOVERY PCGS PR 67 $1 U.S. Gold Type 2 Full Brockage Reverse PCGS AU 55 UNIQUE Walking Liberty Half Dollar Struck on a Steel 1¢ Planchet PCGS MS 64 UNIQUE 1965 1D Struck on Gold Planchet PCGS MS 62 1920 Standing Liberty Quarter Struck on Peru 20C Planchet NGC MS 60 FH UNIQUE 1804 $2½ Capped Bust To Right Double Struck First Strike Off-Center NGC Fine 15 Peace Dollar Double Struck 2nd Strike 80% Off-Center NGC MS 62 1877 $50 Gilt J-1549 NGC PF 64+ Cameo CAC 1851 3¢ Obverse & Reverse Die Trials on Cardboard Unique Jefferson Nickel Die Trial Judd #JC1938-1 PCGS MS 62 1838 $5 Die Trial Splasher J-A1838-6 PCGS MS 65 UNIQUE 1872 $20 Liberty Head Obverse Die Unique SPECIMEN Silver Certificate Set 2000-P Jefferson Nickel Struck With Two Obverse Dies "Two-Headed" PCGS MS 65 UNIQUE 1976-S Jefferson Nickel Obverse Impression Struck Into Center of $1 Planchet (Proof Nickel/Dime Mule) NGC UNIQUE Walking Liberty Half Dollar Struck 50% Off-Center Finest Known & Most Off-Center PCGS MS 63 Martha Washington Dollar Test Piece Judd 2185 NGC MS 62 1875-S Seated Liberty Half Dollar Struck 20% Off-Center Finest Known & Second Most Off-Center PCGS MS 62 1796 $10 NGC MS 62 1806 $5 NGC MS 65 1812 $5 NGC MS 65 1813 $5 NGC MS 65 CAC 1799 $10 NGC MS 64 "S" Walking Liberty Half Dollar Double Struck 50% Off-Center on 25¢ Planchet MS 65 PCGS UNIQUE 1945 Walking Liberty Half Dollar Struck on 10¢ Planchet MS 64 UNIQUE 1921-S Morgan Dollar Struck 45% Off-Center NGC MS 63 DISCOVERY COIN: 1806 $5 Capped Bust to Right Heraldic Eagle, Pointed 6, 8X5 Stars Triple Struck Rotated 90° PCGS AU 50 1829/1823 Great Britain Half Sovereign Proof Gold Mule 1 of 2 Known PCGS PR 63 Cameo 1865 2¢ Deep Obverse Die Cap Brockage Reverse PCGS MS 64 RB SBA Dollar & Sacagawea Dollar Transitional Mated Pair PCGS United States $20 1882 Obverse Die 1944 50¢ Struck On Silver 25¢ Planchet PCGS MS 65 Unique 1884-CC Morgan Dollar Mated Pair Split After Strike PCGS MS 64 1850 $5 Dubosq & Co. Die Trial ANACS MS 64 1852 D $5 Broadstruck NGC AU 58 UNIQUE 1901/0-S $5 Liberty Gold Struck 10% Off-Center PCGS AU 55 1904 $20 Liberty Gold Double Struck in Collar PCGS MS 63 Pair of 1806 Draped Bust Quarters Obverse & Reverse Brockages PCGS VF 30 UNIQUE 1859 Indian Head Cent Obverse Struck on an 1857 Seated Half Dime PCGS MS 63 1873 Seated Half Dollar With Arrows Brockage Reverse / Huge Broadstrike PCGS XF 45 1795 Flowing Hair Dollar Two Leaves Variety Struck on Flawed Planchet ICG MS 60 Unique NGC Set of Four Paraguay Gold Overstrikes 1865 $1 Indian Gold Proof Triple Struck Reverse PCGS PR 64 Cameo 1887 $3 Indian Gold Proof Triple Struck Rotated PCGS PR 63 Cameo 1887 $3 Indian Gold Proof Triple Struck NGC PR 63 Cameo 1904 $20 Liberty Gold Double Struck ANACS MS 60 Proof-Like Pair of Barber Dime Die Caps Obverse and Reverse PCGS AU 55 UNIQUE 1924 Standing Liberty Quarter Double Struck ANACS AU 55 "Two Headed & Two Tailed" Euro 6 Piece Set Certified by ANACS Indian Cent Struck on Half Dime Planchet Uniface Obverse PCGS MS 63 UNIQUE Barber Half Full Obverse Brockage PCGS AU 58 Indian Head Cent Deep Obverse Die Cap PCGS MS 64 1978 Canadian Two Tailed Cent Die Cap PCGS MS 64 RB 1876 Indian Cent Struck on a 3¢ Nickel Planchet NGC MS 64 1797 Draped Bust Large Cent Double Struck NGC MS 65 BN 1920 Buffalo Nickel Struck on Copper Planchet NGC AU 55 Draped Bust Dollar Struck 15% Off-Center PCGS VF 35 1871 3¢ Nickel Struck on 1¢ Stock NGC MS 62 BN 1818/5 Cap Bust Quarter Struck 5% Off-Center NGC MS 65 Pair of Indian Head Cent Die Caps Obverse & Reverse PCGS MS 64 1988 $5 Federal Reserve Note Unique Double Denomination Error 1915 Lincoln Cent Struck on Full-Size Nickel Planchet (75/25 Cu-Ni) PCGS XF 45 One of Two Known 1900 Indian Head Cent Struck on Gold $2.50 Planchet PCGS MS 65 1866 $2½ Struck on a 3 Cent Nickel Planchet NGC MS 66 UNIQUE 1875 20C Reverse Die Trial Struck in White Metal Judd Plate Coin J-A1875-1, Pollock-3398 PCGS MS 63 2 Known 1985 Canada $100 National Parks Commemorative Gold Coin Flip-Over & Double Struck Second Strike 40% Off-Center PCGS Proof 67 Deep Cameo UNIQUE 1895-O Barber Dime Obverse Die Cap PCGS MS 64 1893 Barber Dime Obverse Die Cap & Brockage Reverse PCGS AU 55 UNIQUE 1901 S/O $5 Uncentered Broadstruck NGC MS 65 DPL 1869 Indian Cent Struck on Silver Dime Planchet PCGS AU 55 1855 Large Cent Obverse Die Cap NGC AU 58 BN 1983-P Washington Quarter Struck Over Arcade Token "THIS IS MY LUCKY DAY" NGC MS 65 (2007) George Washington Presidential Dollar Double Denom on Struck Nickel PCGS MS 64 UNIQUE 1982 Canada 10C Muled with Cent Reverse Die PCGS MS 62 UNIQUE 1922 Peace Dollar Flipover Double Struck in Collar PCGS AU 58 UNIQUE 1990-D Lincoln Cent Struck on a 3.1 gram Copper Planchet Pre-1983 Cent Planchet PCGS MS 64 Brown UNIQUE TRANSITIONAL 1999-P Georgia State Quarter Broadstruck on Experimental Planchet PCGS MS 67 UNIQUE 1964 Lincoln Cent Struck on a Canceled India 1942 1/4 Rupee NGC MS 61 UNIQUE Proof S-Mint State Quarter Obverse Die Cap NGC PF 68 Ultra Cameo UNIQUE 1974 Jefferson Nickel Struck Over A 1973 Jefferson Nickel In Original 1974 Uncirculated Mint Set NGC 1995 Lincoln Cent Over Struck On A 1991-P Roosevelt Dime Double Denomination (4 Years Apart) NGC MS 66 1 of 2 Known 1973-S U.S. Quarters Mated Pair Struck Together Gem Proof PCGS UNIQUE 1965 Washington Quarter Struck On A Nickel Planchet In Original SMS Mint Set NGC MS 66 1998-P Washington Quarter Pre-State Quarter (Eagle Reverse) Multi-Struck on End of Feeder Finger NGC MS 65 UNIQUE Franklin Half Dollar Struck on a 1948 Lincoln Cent NGC MS 64 BN UNIQUE 1920 Buffalo Nickel Struck 40% Off-Center on a Cent Planchet PCGS MS 64 Brown UNIQUE Proof Franklin Half Dollar Struck 65% Off-Center on Proof Silver 25¢ Planchet PCGS PR 65 UNIQUE 1978-D Eisenhower Dollar Overstruck on a 1977-D Dime Double Denomination & Dual Date NGC MS 66 UNIQUE 1964 U.S. Nickels Mated Die Cap Pair Gem Proof NGC UNIQUE 1976-S Silver Ike Dollar Bicentennial Flip-Over Triple Struck And Large Broadstruck PCGS AU 58 UNIQUE Eisenhower Dollar Struck On A 10¢ Planchet That Was Indented Into Reverse of Coin NGC MS 65 1963-D Franklin Half Dollar Struck 25% Off-Center on a Quarter Planchet 60% Reverse Brockage NGC MS 65 UNIQUE 2000 Sacagawea Dollar Obverse Capped Die NGC MS 66 UNIQUE 2000-P Jefferson Nickel Struck On A 1961 Lincoln Cent Double Denomination NGC MS 63 BN UNIQUE 1910 Lincoln Cent Uniface Test Strike PCGS AU 58 Ike Dollar Double Struck on a Dime Planchet PCGS MS 64 Proof Ike Dollar Struck on a 2 Gram Aluminum Planchet PCGS Proof 64 Cameo 1855 $3 Indian Gold Broadstruck PCGS AU 50 1893-O $10 Liberty Gold Broadstruck out of the Collar PCGS AU 58 Unique Mint Error Discovery Mated Pair of Franklin Half Dollars PCGS Unique Dual Date/Dual State 1858 Flying Eagle Cent Struck 30% Off-Center PCGS MS 63 Chile 10 Pesos Double Struck on Feeder Finger Ike Dollar Struck on a 3.7g Clad Planchet PCGS MS 63 UNIQUE 1866 5¢ J-517 Double Struck Mule Pattern NGC MS 63 Brown 1877 $50 Reverse Hub Trial in Lead Judd #A1877-11 Plate Coin Unique Authenticated by NGC Environmental Damage 1942 Walking Liberty Half Dollar Struck On A Silver Quarter Planchet PCGS MS 65 1945-S Walking Liberty Half Struck On An El Salvador 25 Centavo Planchet NGC MS 63 2¢ Piece Reverse Die Cap / Brockage Obverse PCGS MS 64 BN Cap Bust Dime Obverse Mirror Brockage of Reverse NGC MS 64 1906-D $20 Liberty Gold Broadstruck NGC AU 58 1860 $5 Reverse Hub Trial Struck in Copper Plate Coin Judd & Pollock Judd # A1860-6 NGC MS 64 Brown UNIQUE 1855-C $5 Liberty Gold Reverse Die Break (Cud) NGC MS 61 Morgan Dollar Struck 20% O/C & Brockage Reverse PCGS VG 10 UNIQUE Unique Pair of Paquet Splashers Andrew Johnson Indian Peace Medals 1822 Cap Bust Half Dollar Struck in Copper Judd Plate Coin J-A1822-1 NGC MS 64 Brown Unique U.S. Territorial Gold Error 1871 Standard Silver Dollar Pattern J-1133 Double Struck PCGS PROOF 63 Unique Pair of 1825 English Gold Sovereign Die Trials Obverse & Reverse Uniface Pattern Strikes PCGS 1805 Draped Bust Quarter Double Struck PCGS AU 50 1795 Flowing Hair Dollar Struck 5% Off-Center NGC VF 20 1875-S Seated Liberty Half Dollar Struck 15% Off-Center PCGS AU 58 1867 5¢ Obverse Hub Trial Struck in Copper Judd Plate Coin J-A1867-9 NGC MS 63 Brown UNIQUE 1867 5¢ Obverse & Reverse Hub Trial Struck in Copper Plate Coin Judd & Pollock Judd # J-A 1867-15 NGC MS 64 Brown UNIQUE SBA Dollar Struck on Experimental Planchet PCGS MS 67 Double Struck French 5 Francs on Spoon!! 1856 Large Cent Cap NGC MS 63 1800 Draped Bust Dollar Double Struck 2nd Strike 15% Off-Center PCGS XF 45 Liberty Nickel Counterbrockage ANACS MS 64 1900-O Barber Half Dollar Struck 10% Off-Center PCGS AU 50 UNIQUE Canadian 1978 Cent Multi Struck Over 1974 $10 Olympic Commemorative (C1865) Lincoln Medals K-247 Broken Column Pair of Lead Obv & Rev Die Trials (Uniface) Reverse Die Trial is Double Struck NGC AU 55 & MS 61 UNIQUE Chile 5 Pesos Uncancelled Obverse Die UNIQUE IN PRIVATE HANDS Gem Matte Condition NGC Certified & Encapsulated Unique Set of Ike Dollar Experimental Planchets Silver & Clad Ike $1 Planchets Experimental Rinses with Mint Notations Discovery Pieces Certified by NGC From The San Francisco Hoard UNIQUE (The Only Coins In Existence) Ike Dollar Struck 40% Off-Center On a Philippine 1 Piso Planchet PCGS MS 64 UNIQUE (The Only Coin In Existence) 1971 Great Britain ½ Pence Struck With Two Obverse Dies NGC MS 61 UNIQUE Proof Buchanan Presidential Dollars Struck Scrap w/Brockage Mated to an Indented Coin PCGS PR 69 & 68 UNIQUE