Extremely Rare 50p Coins 2025. A guide to the rarest 50p coins for collectors. Brits have been alerted to keep an eye out for two extremely rare 50p coins in circulation that could land them as much as £250 together.

The royal mint issued their latest list of top 10 rarest 50p coins currently still in circulation which are usually collector items with unique commemorative designs, and these aren’t nearly. The uk’s rarest 50p coin is currently in circulation and could be worth over £100 to collectors.