1786, Isle of Man (British Dependency), George III. Copper 1 Penny Coin. Mint Year: 1786 Reference: KM-9. 1. Denomination: 1 Penny Condition: Greenish deposits (vendigris), otherwise F+ Weight: 15,73gm Material: Copper Diameter: 33mm Obverse: Wreathed bust of George III right. Date (1786) below. Legend: GEORGIVS II DEI GRATIA . Exergue: 1786 Reverse: Three legs conjoined at the ...