Watch List notes:

HANOVER. George III. 1760-1820. AV Half Sovereign (20mm, 3.98 g, 6h). New coinage. London mint. Dated 1818. Laureate head right / Crowned coat-of-arms. Marsh 401; MCE 468; SCBC 3786. In NGC encapsulation 4752657-001, graded MS 62.