A nice, fully legible piece of the Catherine II ruble.
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 the initials Я-А, in the rim the legend:
1792 МОНЕТА - РУБЛЬ-;