Watch List notes:

BRITISH COINS, George IV, Silver Halfcrown, 1825, second bare head left, date below, rev crowned helmet over garnished quartered shield of arms, with an escutcheon of the Arms of Hanover, banner motto below (ESC 642; Davies 191; S 3809). A few tiny marks, otherwise attractive extremely fine, toned.
ex A Fine Collection of Halfcrowns, property of a gentleman, Morton & Eden auction 9, 25-26 May 2004, lot 639 (part)

Estimate: £300-400