Great Britain
George III Proof Pattern 6 Pence 1787 PR63 NGC, KM-Unl. ESC-2212 (prev. 1640). Plain edge. By Pingo. Absolutely phenomenal electric-teal tone pervading throughout the design, complemented by an aged bronze-peach on the obverse, contouring the overall design, and intensifying to a mirrorlike turquoise on the reverse.
From the Lake County Collection
HID02901242017
Estimate: 400-600 USD