Watch List notes:

(g) George VI (1936-1952), Specimen Proof Half-Sovereign, 1937, bare head left, rev. St George and Dragon, edge plain, 4.02g, 12h (Spink 4077; W&R 442; Stratos 277), brilliant uncirculated, in NGC holder, graded PF65 (Cert. #5878639-004).

Estimate: £600 - £800