GREAT BRITAIN. GEORGE III. 1760-1820.
Proof Guinea 1787, London. Spade Guinea. Fifth laureate head. By Lewis Pingo. Plain edge and plain border. 8.17 g. Spink 3729. WR 104. Fr. 356. Sehr selten / Very rare. Prachtvolle Erhaltung / Magnificent condition. NGC PF63 CAMEO.
(~€ 4'165/USD 4'165)
From auction Leu 75, Zurich, October 1999, lot 657.