Watch List notes:

Russia 1 Polupoltinnik 1792 СПБ-ЯА St. Petersburg. Catherine II (1762-1796). Obverse: Crowned bust right. Reverse: Crown divides date above crowned double-headed eagle; shield on breast. Silver. Edge cordlike leftwards. Bitkin 354. NGC AU 55 ONLY 3 COINS IN HIGHER GRADE