Watch List notes:

(g) George IV (1820-1830), Half-Sovereign, 1827, bare head left, rev. crowned garnished shield, edge milled, 3.99g, 6h (Murdoch III, -; King - [cf. 205]; Marsh 408; MCE 487; Spink 3804), lustrous, good extremely fine, the reverse much as struck.
Provenance
From the Hayleigh Collection
, ,
NGC MS61 (Certification #5879380-006)
, https://www.ngccoin.com/certlookup/5879380-006/61/
Estimate: £600 - £800