One of the rarest is the Kew’s Garden 50p, which was designed to mark the 250th anniversary of the gardens in 2009. Only 210,000 coins were ever minted with this design. The Kew Gardens 50p sells for ...
A coin collector has taken to TikTok to reveal the 'holy grail' of UK coins - a rare 20p piece worth 250 times its face value ...