The Complete NFL Silver Dollar Proof Coin Collection

Proof coins are specially minted coins known for their high-quality finish, sharp details, and mirror-like surfaces. Created primarily for collectors, they are produced using a unique minting process that involves polishing the coin blanks and striking them multiple times. Due to their superior craftsmanship and limited mintage, proof coins often hold significant value, especially in pristine condition. Occasionally, proof coins can be found in Coinstar machines, as individuals may unknowingly d

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