George IV 1825 plain edge proof Half-Sovereign, extremely rare all within an incuse square

all within an incuse square

Golden Jubilee year

Princely States

CROWNED SEP: 6 1831

Dukes of Monmouth and Argyle Beheaded

George IV 1825 plain edge proof Half-Sovereign, extremely rare all within an incuse squareGeorge IV (1820 30), gold proof Half Sovereign, 1825, plain edge with eight heart seme in Hanoverian arms, bare head left, date below neck, legend and toothed border surrounding., GEORGIUS IV DEI GRATIA, rev. crowned quartered shield of arms, BRITANNIARUM REX FID: DEF:, eight heart seme in Hanoverian escutcheon, edge plain (WR 248 R5; Marsh 406A R4; S. 3801). Brilliant, practically as struck but with a hairline scratch under the bust in the field,