Watch List notes:

(g) George IV (1820-1830), Proof Half-Sovereign, 1826, bare head left, rev. crowned garnished shield, eight semée of hearts, edge milled, 3.99g, 7h (W&R 249; Spink 3804), a trace of field disturbance before face and similarly around shield, otherwise brilliant, good extremely fine, rare, , 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 Whichever reaches higher hammer price will sell and the other option will be withdrawn..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 PF62 CAMEO (Certification #5880298-004)
, https://www.ngccoin.com/certlookup/5880298-004/62/
Estimate: £2,000 - £2,500