Watch List notes:

NGC MS63 | George III (1760-1820), 'Spade' Guinea, 1799, fifth laureate head right, rev. crowned 'Spade' shield, edge chevron milled, 8.40g, 12h (Selig 1035 this coin; MCE 403; Farey 1380 [S]; EGC 736; Spink 3729), choice, about mint state, a seldom offered date, and the last year of issue for the 'Spade' type with an illustrious provenance to a George III Specialist, in NGC holder, graded MS63 (Cert. #5878605-007).
Provenance
The Carlisle Collection, Spink "Stratos", 15 September 2020, lot 122 - £2,100
H Selig, Part II, Spink 131, 2 March 1999, lot 1035
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https://www.ngccoin.com/certlookup/5878605-007/63/
Estimate: £1,600 - £2,000