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 ...

The Royal Mint 50p coin in question was issued in 2017, and nobody knows exactly how many of the versions with an error are in circulation. As a result, they are considered “extremely rare” with some ...

In 2019, 500 million coins were produced, with three new 50p designs. These included one of Arthur Conan Doyle’s Sherlock Holmes, Paddington Bear at St Paul's Cathedral and the Tower of London.