Minting coins isn't exactly an exact science. Even though most coins are perfect and uniform, small mistakes can result in error coins that are super valuable and ...

A "never before seen" £2 coin featuring an error is being flogged online for £2,000. The unique coin was issued in 2022 to celebrate the 150th anniversary of the FA ...

SD Bullion, the gold and silver deals, has published a list of the most valuable error coins in the USA. One of the most expensive coins they listed once sold for ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK — Is it a dime? Or is it a nail? In ...