Watch List notes:

(g) Elizabeth II (1952-2022), Commemorative Gold Proof Two-Pounds, 1989, "500th Anniversary of the Sovereign", ELIZABETH. II. DEI. GRA. REG. FID. DEF, Queen enthroned in King Edward's Chair, rev. ANNIVERSARY OF THE GOLD SOVEREIGN 1489-1989, shield of Our Royal Arms ensigned by Royal Crown, double rose behind, milled edge, 15.98g*, 12h (Hill T56; Spink SD3), brilliant uncirculated, in Royal Mint screw capsule of issue.

Estimate: £1000 - £1200