Watch List notes:

BRITISH COINS. George IV, Silver Halfcrown, 1820, first laureate head left, B.P. below truncation, rev first crowned quartered shield of arms with an escutcheon of the Arms of Hanover, lightly garnished, emblems surrounding, date below, edge milled (ESC 628; Davies 170; S 3807). Once polished, hairlined with surface marks, rim nicks, otherwise extremely fine.

Estimate: £150-200