A collection of UK proof coins issued in 2017, housed in a black leatherette-style presentation folder with a corresponding slipcase and certificate of authenticity. The set contains five commemorative coins struck to proof quality. Visible reverse designs include the House of Windsor Centenary five pound coin featuring a crowned badge and the inscriptions HOUSE OF WINDSOR and CENTENARY OF THE; a First World War Aviation two pound coin inscribed 1914 THE WAR IN THE AIR 1918; and a 50 pence coin commemorating Sir Isaac Newton. The packaging includes a printed booklet titled The Coins of 2017 and a certificate of authenticity. The Royal Mint logo, featuring a crowned shield within a circular border and the text THE ROYAL MINT, is printed on the certificate and the slipcase. The slipcase also bears the silver-toned inscription TREASURED FOR LIFE.