Russia, Catherine II, Rouble 1790

A nice, fully legible piece of the Catherine II ruble.

Patina, tarnish.

On the reverse, initials of Yakov Afanasyev - St. Petersburg mincmaster from 1785-1793.

Obverse: bust of the Tsarina to the right, below her the mint mark СПБ, in the rim the legend:
Б-М-ЕКАТЕРИНА-II-IМП-IСАМОД-ВСЕРОС;

Reverse: eagle of the Russian Empire, on the sides of the tail initials Я-А, in the rim legend:
1790 МОНЕТА - РУБЛЬ-;