Watch List notes:

RUSSIAN COINS AND MEDALS, Catherine II the Great, 1762-1796, Pair of Roubles 1762 CПБ-HK; 1764 CПБ-ЯI. Bit 182, 185; Sev 1899, 1937. The first toned About very fine; the latter Fine with some pinscratches (lot of 2, only one is illustrated)
Ex "The George Gund III Collection," Stack's, Jan. 15, 2007, New York, lot 3359, comes with auction tag

Estimate: $400