Great Britain
George III silver Restrike Proof Pattern 1/2 Penny 1788 PR63 NGC, Royal mint, by Droz, Peck-1015 (VR). A deeply toned example of this rarity with glowing iridescence underlying the gunmetal-gray. The fine details are carefully struck up and contrast nicely with mostly unmarked fields.
Estimate: 2600-3000 USD