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 ...

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 ...

A full list of the top 10 “error coins” in the US has been published by SD Bullion, the precious metals dealer. The “most valuable” coin on the full sold on ...

Experts are reminding the public to check their spare change to see if they have a rare coin in their purse or wallet which could be worth thousands. By Patrick O'Donnell, Personal Finance reporter ...

Considered the 'holy grail' of coin collecting, this 20p is one of the most popular pieces out there with the error making it ...

If you've got a coin collection, it's time to check every detail. That's because you could be sitting on a small fortune if you locate a rare coin in your stash. Previously, rare coins which could ...

While nickels might not get the same attention as other coins, one particular WWI-era example is worth a significant amount of money at auction.