A Royal Mint 50p coin has sold for more than 350 times its face value at an online auction because of a rare error. The coin, a 1981 Queen Elizabeth II 50p coin ...

Some of the rarest and most valuable coins in U.S. history owe their worth to minting errors that slipped through unnoticed. Coins like the 1943 Copper Penny, struck in copper instead of wartime steel ...

When that coin crossed the auction block, it realized $15,862.50, a figure that has since become shorthand among collectors for how extreme mint errors can rewrite the value of a modern quarter. The ...

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A SHOCKED pub manager discovered an exceptionally rare 'silver 2p' in her purse, minted in error in the 1980s. Jean Abraham, licensee of the Swann Inn in Port Street ...

These days you’d be hard-pressed to find a single item available at a store for a nickel. So you can be forgiven if you toss your 5-cent coins into a jar or car cup holder along with your unwanted ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not ...