Watch List notes:

(g) George IV (1820-1830), Proof Sovereign, 1826, bare head left, rev. crowned garnished shield, eight semée of hearts, edge milled, 8.01g, 6h (W&R 237; Spink 3801), some faint hairlines and a light tone overlying brilliant surfaces, good extremely fine, , This lot is also offered as a group lot in lot 279. Whichever reaches higher hammer price will sell and the other option will be withdrawn..
Provenance
The Gemini Collection
, ,
NGC PF63 CAMEO (Certification #5880298-003)
, https://www.ngccoin.com/certlookup/5880298-003/63/
Estimate: £4,000 - £6,000