Russia
Nicholas I copper Proof 5 Kopecks 1850-EM PR64 Red and Brown NGC, Ekaterinburg mint, KM-C152.1, Bitkin-579, Brekke-263. Exceptionally lustrous and choice, this near-gem proof features a light cobalt hue on the obverse and a blazing red brilliance on the reverse. Wholly pleasing.
Estimate: 3000-4000 USD