One mistake made for the first time in 300 years caused 250,000 "mule" coins to become a collectors item, with the mistake ...
An expert has urged people to check their wallets and coin jars for a seemingly ordinary 20 pence piece that could actually be worth up to £80. While this coin may look normal on first glance, it ...
A coin guru has advised the British public to sift through their spare change for a seemingly common 20p piece that could be ...
An error which took place when the coins were produced means that this 20p is in high demand with collectors across the UK.