Watch List notes:

George III (1760-1820), Pattern Sixpence, 1790, in silver, by Jean-Pierre Droz, small flan module, crowned gr cypher inside simple wreath, rev. en médaille, britannia - 1790, Britannia seated left, edge plain, 2.55g (ESC 2219 {1645}; S-), very faint surface hairlines in otherwise brilliant fields, practically as struck, scarce.

Estimate: £250 - £350