Rouble 1866 CПБ-HI.
Bit 79 (R), Sev 3772 (S). Mintage: 110,014 pcs. Rare. Authenticated and graded by NGC MS 63 (Pre-2008 holder, # 1756468-002). Satiny pale charcoal gray. Choice brilliant uncirculated.
Ex “The New York Sale X”, Jan. 13, 2005, lot 708