The Royal Mint has revealed its top ten rarest 50 pence coins currently in circulation. Since moving to pounds and pence in 1971, more than 70 variations of the 50p coin have been minted, including ...

The 20p piece is a rare “mule” coin dating from 2008, and fetched £90 at auction. The coin was minted without a date due to an error and quickly became a sought-after collector’s items.

Only 1.1million of each of these coins were produced. Flopsy bunny and Peter Rabbit designs which were produced in 2018 are also highly valuable. These coins - 1.4 million of which were minted ...