Watch List notes:

Alexander I (1801-1825), Rouble, 1804-CNB, St Petersburg, Fedor Hellman, crowned double-headed eagle, rev. value and date in wreath, edge lettered, 12h (Sev. 2547; Uzd. 1378; Diakov 28; Bitkin 38), lightly cleaned with some surface scratches, otherwise residually lustrous, a really bold very fine, scarce, in NGC holder, graded AU Details ~ Obverse Scratched (Cert. 3497702-011)

provenance
Stack's (Baltimore) Sale 163, 16 November 2011, lot 23718