Guinea 1798 Pattern in copper by C.H.Kuchler Obverse Laureate bust right, Reverse Crowned Spade-shaped shield, weight 6.12 grammes, as Wilson and Rasmussen 109, rated R5. Extremely rare, practically FDC toned, Ex-London Coins Auction A144 2/3/2014 Lot 1578 realised £750 hammer price
Estimate: 800-1200 GBP