Watch List notes:

George III (1760-1820), Guinea, 1799, fifth laureate head right, rev. crowned 'Spade' shield, edge chevron milled, 8.40g, 12h (Murdoch III, 99[b]; Selig 1035 this coin; King - [cf. 183]; Schneider II, 612/-; MCE 403; Spink 3729), choice, about mint state, a seldom offered date, and the last year of issue for the 'Spade' type.
Provenance
The Carlisle Collection
H Selig, Part II, Spink 131, 2 March 1999, lot 1035
, ,
NGC MS63 (Certification #5878605-007)
, https://www.ngccoin.com/certlookup/5878605-007/63/
Estimate: £800 - £1,000