Russia, Nicholas I, Rouble 1841 HГ

A very nice ruble with details that show almost no wear. Background blemishes.

On the obverse are the initials of Nikolai Grachev, the master of the St. Petersburg Mint.

Obverse: the crowned eagle of the Russian Empire; the initials H-Г on either side of the tail; the legend in the rim:
ЧИСТAГО СЕРЕБРА 4 ЗОЛОТНИКА 21 ДОЛЯ;

Reverse: within a laurel and oak wreath, a crowned inscription:
МОНЕТА/РУБЛЬ/1841 С.П.Б.;