Watch List notes:

(g) George IV (1820-1830), Sovereign, 1821, laureate head left, rev. St George and Dragon, edge milled, 8.01g, 7h (Marsh 5; MCE 471; Spink 3800), brighter surfaces, otherwise good very fine / extremely fine, the reverse with much residual mint bloom in recesses.
Provenance
The Apollo Collection
, ,
, NGC AU-Details ~ Cleaned (Certification #5880293-013)
, https://www.ngccoin.com/certlookup/5880293-013/NGCDetails/
Estimate: £500 - £800