Watch List notes:

(g) The St. Albans Collection of English Gold Coins | NGC MS63+ | George IV (1820-1830), Sovereign, 1821, Type 1, laureate head left, rev. St George and Dragon, edge milled, 8.00g, 7h (Marsh 5; MCE 471; Bentley 13; Stratos 119-120; Spink 3800), a few minor rim nicks to reverse and a scuff on chin, otherwise lustrous, a really bold extremely fine, and truly much as issued, with NGC 'St Albans' Certification, graded MS63+ (#6295553-043).
Provenance
'A Distinguished Collection', purchased en bloc via Spink, August 2018,
Spink, by private treaty, August 2011 - [SPK31062/65] - £1,250,
A private collection from Chelmsford, Essex

Estimate: £4000 - £5000