George IV (1820-30), gold Half-Sovereign, 1828, bust left without extra tuft of hair by ear, date below, rosette either side, GEORGIVS IV DEI GRATIA, rev. crowned quartered shield of arms, BRITANNIARUM REX FID: DEF: weight 3.96g (Marsh 409; S.3804). Toned with a green hue, light surface marks, about very fine.