Catherine II (1762-1796), Rouble, 1777, crowned, draped and cuirassed bust right, rev. crowned double headed eagle, edge obliquely milled, 24.60g, 12h (Sev. 2124; Uzd. 1081; Diakov 359; Bitkin 224), adjustment marks to reverse by date, and previously cleaned, otherwise lustrous, a really bold very fine