The 1990 penny error coins represent some of the most exciting finds for modern coin collectors. This year marked a significant transition in U.S. Mint production ...

As with just about any asset, a coin’s value is determined by its market demand. This means that coins in short supply often see higher demand — and higher values. With coins, supplies are limited ...

Errors increase the value of collectibles because a limited number go into circulation before it is spotted and corrected.

Keep reading to find out the exact detail you need to spot YOU could cash in on a whopping £65 if you notice a certain coin lurking in your change. The rare 20p coin is estimated to now be worth 325 ...

The "flamingo" error coins feature an extra bit of metal on the number '5'. · Source: Facebook/Getty An Aussie man has shared his delight at finding a rare 5 cent ...

Scroll down to find out how to sell your coins A rare £2 coin could bag you a whopping £1,000 if you spot one simple detail. A social media coin expert has revealed ...