Untitled Document1764, Russia, Empress Catherine II. Beautiful Large Silver Rouble Coin Mint Year: 1764 Denomination: Rouble Reference: KM-C#67.2a. Mint Place: St. Petersburg (SPB)Material: Silver (.750)Weight: 23.25gm Diameter: 37mm Obverse: Crowned and draped bust of Catherine II right. Mint initials (SPB) below. Engraver’s initials (T.I.) inside arm truncation. Legend: Б . M . EKA ...