Watch List notes:

British Coins, George III, sovereign, 1820, large date with open 2, rev. St. George slaying the dragon (S.3785C), certified and graded by PCGS as About Uncirculated 58, faintest rub on the high points, satiny luster with light frosting in the king's portrait, normal sharp strike, relatively rare as the king passed away on 29 January of this year and coinage ceased
Estimate: 1500-2000 GBP