Russia
Catherine II gold 5 Roubles 1764 СПБ, St. Petersburg mint, Bitkin-55 (R), Diakov-47 (R2), Perrov (12 Rub), Fine 15 NGC. Obv. Crowned bust right. Rev. Cruciform shields with date in angles. Even wear, with no egregious flaws. A very scarce issue, in all conditions.
Estimate: 2000-3000 USD