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 ...

In the world of numismatics, the thrill of discovering a rare coin in everyday change is unparalleled. Collectors are particularly excited about a rare Lincoln penny that could fetch up to $100,000.

While most pennies are worth only one cent, some rare variations can fetch a large sum at auction. With the penny on its way out, you may want to consider checking your coin jar for rare cent ...

If you have any spare change lying around, it’s worth checking if any of them are faulty, as a rare error coin could be worth hundreds of pounds. On 9 May, a rare ...