Watch List notes:

(g) Elizabeth II (1952-2022), Gold Proof Piedfort Sovereign, 2017, 'Bicentennial of the Modern Sovereign', crowned bust right, rev. St George and Dragon, within Garter, milled edge, 15.95g, 12h (Marsh 347; Spink SC11), surfaces very lightly fingermarked, otherwise brilliant and as struck, only 3,750 struck.

Estimate: £800 - £1000