A rare error coin could be worth over $100,000 and it might be hiding in your pocket without you realising. So here's how to ...

A manufacturing error on the 1999 Georgia state quarter has increased the coin’s value, and some collectors are paying as much as $10,000 for the affected 25-cent pieces.

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 ...

The expert estimated that the coin is worth around £500 but acknowledged that an example of this coin has sold for five times ...

Production errors and unique background stories make some historic coins now worth way more than their face values. And holding on to them, including those in the list below, could mean increased ...

The specialist valued the coin at approximately £500 but noted that one specimen of this coin has previously sold for five ...

These three rare pennies from over 20 years ago are now worth a fortune—find out which coins skyrocketed in value and why collectors want them.

Old pennies that have been stamped twice during the minting process and have been circulated throughout the United States by accident have long been selling for thousands of dollars. In January 2023, ...

The rare coin, which has been sold for more than £500, is still believed to be in circulation and features an error that makes it extremely valuable ...

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 ...