RUSSIA. Ruble, 1754-CNB IM. St. Petersburg Mint. Elizabeth. PCGS Genuine--Cleaned, Unc Details Gold Shield. Dav-1679; KM-19c.2; Bit-273. "Benjamin Scott bust". A popular and charming type, this specimen features rather elegant engraving and is free from any signs of handling, though a bit of minor cleaning has taken place. Nevertheless, this crown offers some pleasing hints of golden-olive toning as one approaches the peripheries.