Watch List notes:

George III, pattern 'Military' guinea, 1813, by Lewis Pingo after Marchant, short-haired laur. bust r. with long bow down neck, within a border of denticles, rev. crowned royal crest with legend of the Order of the Garter surrounding, date divided as 18 13 immediately below, legend in small letters encircling with beaded border, curved grained edge (W&R.115 [R7] - 1 or 2 known [incorrect photos in W&R]), in plastic holder, graded by PCGS as Proof 63 CAMEO, boldly detailed and thoroughly delightful in appearance, an exceedingly rare pattern in choice state
£30,000-35,000