Before you toss your spare quarters into a vending machine or feed them to a CoinStar, consider this: one specific American ...

An American silver coin from before the American Revolution that was recovered in an old cabinet in Amsterdam sold for $2.52 million at an auction, decimating the previous record. The threepence ...

“Since before the Civil War, collectors have regarded the 1652 New England threepence as the single-rarest American colonial coin,” Stephanie Sabin, Professional Coin Grading Service ...

[Related: Colonial silver coin found in cabinet sells for $2.5 million.] This double eagle $20 gold piece weighs nearly an ounce. Eventually, double eagles became the largest coin for circulation.