Watch List notes:

BRITISH COINS, George III (1760-1820), Pre-1816 issues, Pattern Halfpenny, 1788 (late Soho), by J.-P. Droz, silver-plated on copper, bust right, rev. Britannia seated left, rudder and palm-branch in exergue, edge render to cesar the things which are cesars:, 16.35g/6h (BMC 964 [DH 11]; Selig 1331). Considerable surface marks and bright from prior cleaning, otherwise about very fine, very rare
£200-250