Watch List notes:

World Coins, Russia, Catherine II, the Great, rouble, 1781, St. Petersburg, crowned bust r., rev. crowned double-headed eagle (KM.C67b; Dav.1685), certified and graded by NGC as About Uncirculated 58
*ex Numismatic Auctions (30 November 2015), lot 746.
(900-1000 GBP)