Russia
Catherine II Poltina (1/2 Rouble) 1764 CПБ-CA, St. Petersburg mint, Bitkin-275, Diakov-54 (R1), AU53 NGC. Crowned bust right. Crowned double-headed Imperial eagle with date and value. An exceptional example of this rare type. The strike is sharp, with brilliant silvery-gray patina and abundant remaining luster. A single mentionable contact mark is noted behined Catherine's head.
Estimate: 4000-5000 USD