Russia
Catherine II gold 10 Roubles 1766-CПБ AU55 NGC, St. Petersburg mint, KM-C79a, Bit-14 (R1), Diakov 124a (R3), variety with "П," of "CПБ" inverted. Obv. Crowned and draped portrait of Catherine II right. Rev. Cross of four crowned shields with date in angles. A very rare variety, with bold strike, light marks consistent with the grade, and traces of remaining luster.
HID02901242017
Estimate: 6000-8000 USD