2017 Sir Isaac Newton 50p The only official UK coin to celebrate this scientific genius Marking the 375th anniversary of his birth Celebrating one of the most famous figures ever to hold the role of Master of the Mint, author of the single most influential book on physics ever written A total of 1.8million, making it the second rarest 50p behind the 2009 Kew Gardens Coin Specifications  Denomination: 50p Alloy: […]