A nice ruble with very well-preserved details and an eye-pleasing patina.
On the obverse the initials of the administrator of the St. Petersburg mint - Nikolai Joss.
Obverse: crowned eagle of the Russian Empire, on the sides of the tail the initials H-I, in the rim the legend:
ЧИСТAГО СЕРЕБРА 4 ЗОЛОТНИКА 21 ДОЛЯ;
Reverse: in laurel and oak wreath crowned inscription:
МОНЕТА/РУБЛЬ/1848/ С.П.Б.;