Watch List notes:

Russia 1 Rouble 1846 MW Warsaw. Nicholas I (1826-1855). Obverse: Two-headed eagle with a crown above. Lettering: ЧИСТАГО СЕРЕБРА 4 ЗОΛОТНИКА 21 ДОЛЯ M W. Reverse: Denomination; date. Lettering: МОНЕТА РУБЛЬ 1846. Eagle's tail is curved. Silver. Edge inscription. Bitkin 425. NGC MS 63 TOP POP