Watch List notes:

George III, Bank of England, proof dollar, 1804, type E/2, struck in silver on a thick flan, laur. and dr. bust r., C.H.K on truncation recut, rev. Britannia seated l. within oval band (ESC.167 var.; L&S.78), in an old plastic holder, graded by NGC as Proof 64, attractively toned, mint state, extremely rare

Estimate: £2000-2500