Alan Turing 2022 50p Silver Proof Piedfort Trial Piece
• Struck in sterling silver to Proof standard
• The obverse bears the fifth definitive portrait of Her Late Majesty Queen Elizabeth II
• The reverse features elements of codebreaking to pay homage to Alan Turing
• A Piedfort trial piece featuring a design by experienced designers Matt Dent and Christian Davies
• A Limited Edition Presentation of one