Turks & Caicos, a 4-coin Proof Set 1980, commemorating the life of Lord Mountbatten (1900-1979) & comprising 3 x silver coins: 5 crowns 14.58g, 10 crowns 23.33g & 20 crowns 29.81g, all .500 silver & gold 100 crowns 12.96g, .500 gold (12ct); obverses: Machin portrait of the Queen, reverses 3 x different portraits of Mountbatten in naval uniform (same portrait on 20 & 100 crowns); each coin individually encapsulated in a brown leatherette case of issue, some light peripheral toning o/wise FDC as issued