Great Britain
George II gold Proof Pattern Guinea 1727 PR64 NGC, Royal mint, KM-Pn35, WR-70 (R4), Montagu-303, Murdoch-78, Douglas-Morris-41. Plain edge. Finely detailed, and sharply struck, with no egregious flaws and slightly cloudy mirrored fields. An exceedingly rare pattern issue. We can find no recent sales and it appears that this is the only certified example.
HID02901242017
Estimate: 50000-60000 USD