Watch List notes:

George III (1760-1820), 'Spade' Guinea, 1790, fifth laureate head right, rev. crowned 'spade' shield, edge chevron milled, 8.36g [129.0grns], 12h (MCE 394; Farey 1290; EGC 718; Spink 3739), some very faint friction to otherwise pleasingly lustrous and honest fields, wisps of toning to peripheries, almost extremely fine.

Estimate: £800 - £1,000