St. James Auctions Ltd, Auction 15, Lot 527 † British Patterns and Proofs. George III, restrike proof halfpenny in gold, 1807, by Taylor after Kuchler, laur. and dr. bust r., beaded border, date below portrait, rev. Britannia dr., seated to l., beaded border (W&R.168), in plastic holder, graded by NGC as PR63 CAMEO, nearly as struck, light hairlines, rated R7, exceedingly rare, only 1 or ...