Watch List notes:

The Uvedale Collection | AU55 | George III (1760-1820), 'Spade' Half-Guinea, 1797, fifth laureate head, edge obliquely milled, 4.20g, 12h (EGC 840; MCE 436; Spink 3735), scuff below REX, otherwise residually lustrous, a bolder very fine, in NGC holder, graded AU55 (Cert. #6135269-016).
Purchased April 1997
,
https://www.ngccoin.com/certlookup/6135269-016/55/
Estimate: £300 - £400