Mint errors, such as off-center strikes or double dies, can significantly increase a coin's worth because of their rarity and unique value as a collectible. The Most Valuable Quarters Worth Money ...

The coin still features an image of the FA Cup trophy and the dates 1871-1872 and 2021-2022 and has is being sold in the original collective pack issued by the Royal Mint.

These types of coins - also known as "error" coins are quite sought after by collectors and can often be sold for a significant sum depending on the buyer ...

COINS with rare designs are known to fetch thousands of pounds at auction but ones that have been minted with a mistake on them are also selling for a lot of money. The Royal Mint manufactures 3mil… ...

The Royal Mint makes up to four million coins a day, with more than 30 billion coins estimated to be in circulation in the UK today.

An "incredibly rare" error by the Royal Mint has seen up to 200,000 20p coins issued without a year date - making them worth £50 each.

An error coin from the Royal Mint's FA Cup 150-year anniversary series could be worth a huge amount of money due to a minting error.

The UK's Royal Mint commemorated author H.G. Wells with a coin depicting imagery from some of his novels. But the coin contains some fact errors.

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

People are being encouraged to check their change to see if they can spot a rare coin (Picture: Getty/Coin Hunter) Coins that are misshapen or have errors on could be worth thousands of pounds, a ...