This is one of two known U.S. or World Coins in numismatic history that were struck by either two obverse or two reverse dies and struck on an off-metal planchet. It is a Chile 2003 5 Peso struck with two reverse dies on a Ni-Brass 1 Peso planchet certified by PCGS. The only other coin which fits this criteria is a Great Britain 1971 Halfpence struck with two obverse dies on a Copper-Nickel planchet that was certified by NGC.