Russia
Catherine II Poltina (1/2 Rouble) 1764 CПБ-ЯI AU58 NGC, St. Petersburg mint, Bitkin-274, Diakov-53 (R1). Obv. Crowned bust right. Rev. Crowned double-headed Imperial eagle with date and value. Fully brilliant luster, with a touch of golden patina. The surfaces are free of significant contact marks, but the reverse has one natural flan flaw between 6 and 7 o'clock. A superior example of this type, with excellent eye-appeal.
Estimate: 3000-4000 USD