As with just about any asset, a coin’s value is determined by its market demand. This means that coins in short supply often ...

A RARE 20p coin with a tiny error has just sold for over 230 times its face value – and you could have one sitting in your ...

This coin exhibits relative scarcity, even though a little more than 2.3 million were initially minted. One of the “most famous and dramatic mint errors in U.S. coin history,” in Heller’s ...