The most common coins in circulation have a mintage in the tens or even hundreds of millions – the 1997 Britannia 50p, for example, was minted 456,364,100 times. There are other relatively rare Beatrix Potter 50p coins in circulation, with the 2018 Mrs Tittlemouse and 2016 Jemima Puddle-Duck designs having mintages of 1,700,000 and 2,100,000 respectively. The 2018 edition – the rarest to look out for – shows the rabbit as he was painted by the author, happily biting into radishes in the garden of the curmudgeonly Mr McGregor.Ī further commemorative edition of the Peter Rabbit 50p was released in 2019 to mark the 50th anniversary of the coin. Kew Gardens 50p coin: Why Royal Mint named it the rarest in circulation, and how much it could be worthįollowing the popularity of this coin, the more common 2017 edition depicted Peter side-on as he hopped towards adventure.