George III (1760-1820), Bank of England, Pattern Shield Dollar, 1798, by C.H. Küchler, in copper, types C5/1, laureate draped bust left, central leaf points to d of dei, two stars and two pellets on truncation, rev. crowned shield, edge plain, 30.64g/6h (ESC 1923; L & S 44; Selig –). Tiny carbon spot above head, otherwise about mint state, extremely rare [slabbed NGC PF 62 BN] £1,200-£1,500