Russia
Catherine II Rouble 1771 CПБ-ЯЧ, St. Petersburg mint, Bitkin-210, Diakov-261, Petrov (2.5 Rub), AU58 NGC. Brilliant mint luster covers surfaces free of detracting imperfections. The details are sharply struck, and a light spray of golden color enhances this pleasing example. No finer pieces have been certified.
Estimate: 3250-3750 USD