Watch List notes:

(g) Elizabeth II (1952-), Proof Sovereign, 1989, '500th Anniversary of the Sovereign', by Sindall, Queen seated in King Edward's chair, rev. Tudor Rose, edge milled, 12h (Marsh 313H; Spink SC3), brilliant uncirculated, in NGC holder, graded PF70 ULTRA CAMEO.

Estimate: £1,300 - £1,600