Great Britain George III Gold 1 Guinea, 'Spade' Guinea 1793 London. Fifth laureate bust of George III facing right. Legend reads 'GEORGIVS III DEI GRATIA' George the Third by the Grace of God, Rev.:  Crowned quartered shield of arms in the shape of a spade, legend around, date below · ' M·B·F·ET·H·REX·F·D·B·ET·L·D·S·R·I·A·T·ET·E· 1793 ' Gold (.9167) 8.35g. KM# 609, Sp# 3729.    XF.