Russia
Catherine II gold 10 Roubles 1767-CПБ XF45 NGC, St. Petersburg mint, Bitkin-15 (R), Diakov-158 (R1), Fr-129a, narrow bust. Obv. Crowned bust of Catherine II right. Rev. Cross of four crowned shields with date in the angles. Nicely struck for the issue, with traces of original luster and only a few tiny marks. A pleasing example of this rare gold issue with no significant flaws apparent.
Estimate: 7500-8000 USD