Watch List notes:

(g) William IV (1830-1837), Proof Sovereign, 1831, second bare head right, W. W. with stops on truncation, rev. crowned shield on mantle, edge plain, 7.99g, 6h (Murdoch III, 440(b); Nobleman 205/6(a); Douglas-Morris 179; Bentley 24; Stratos = Gemini 225; W&R 261 [R3]; Marsh 16; S.3829B), pockmarks and cleaning to obverse and tooling to central shield of reverse, otherwise residually brilliant, very fine, a type example of this rare proof of record.

Estimate: £400 - £600