Watch List notes:

George IV (1820-1830), Sovereign, 1829, bare head left, rev. crowned garnished shield, edge milled, 7.99g, 7h (Marsh 14; MCE 480; Spink 3801), harshly cleaned otherwise struck up with a sharp edge profile, extremely fine.
Provenance
The Apollo Collection
, ,
, NGC UNC-Details ~ Harshly Cleaned (Certification #5880293-020)
, https://www.ngccoin.com/certlookup/5880293-020/NGCDetails/
Estimate: £400 - £500