Russia
Catherine II 1/4 Rouble (Polupoltinnik) 1783 CПБ MM MS61 NGC, St. Petersburg mint, KM-C65c, Bitkin-334, Diakov-463. The highest of only five graded at NGC and PCGS combined, and the only in an uncirculated grade, this pleasing piece exhibits an attractive cabinet tone with light golden highlights among the legends. An exceptional example. A few minor flan flaws in Catherine's hair are mentioned for completeness.
Estimate: 1500-2000 USD