Watch List notes:

Isle of Man, George III (1760-1820), Second Issue, Proof 'Cartwheel' Penny, in copper, 1813, Soho, laureate and draped bust right, rev. treskelis, plain edge, 7h, 20.63g (Spink 7415f), a handful of nailmarks, to otherwise toned and flashy fields, central devices handsomely struck up, extremely fine, scarce in this condition.

Estimate: £400 - £500