Russia
Catherine II Poltina (1/2 Rouble) 1787 CПБ-ЯA AU50 NGC, St. Petersburg mint, Bitkin-312 (R), Diakov-552 (R1). Obv. Crowned bust right. Rev. Crowned double-headed Imperial eagle with date and value. Lightly toned, with attractive argent-gray patina over fully lustrous surfaces. A small flan flaw is noted on the reverse edge at 3 o'clock, otherwise, the tiny imperfections are insignificant. Rare in this condition.
Estimate: 5000-6000 USD