Watch List notes:

Imperial Russia, Nicholas I (1825-1855) Rouble 1854СПБ НІ, obv. ЧИСТАГО СЕРЕБРА 4 ЗОЛОТНИКА 21 ДОЛЯ ('Pure silver 4 zolotniks 21 dolyas'), crowned imperial double eagle rev. crowned inscription within wreath reading МОНЕТА РУБЛЬ ('Rouble coin'), .868 silver, weight 20.67g, KM C# 168.1, an attractive coin with signs of underlying lustre, NEF.
(Estimate: 60 - 80 GBP)