According to Donn Pearlman at the Professional Numismatists Guild, there are a few things you should absolutely not do before ...

The rare Royal Mint 50p coin has sold for more than £225 on eBay, and there are thousands more out there that could be worth a small fortune ...

People are being encouraged to examine their £1 coins for a tiny manufacturing flaw that could potentially increase their value to £2,500. This lucrative mistake can be "difficult to spot". In a video ...

The coin - which dates back to 2006 - was sold for £15.36 on eBay last week. Featuring Queen Elizabeth II on the front and the Tudor Rose on the reverse, the 20p ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...

Doubled die errors occur during the die-making process, not during striking. The result is a die that produces coins with slightly doubled design features. Examine the Lincoln Memorial columns and ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...