A very attractive piece with well-preserved details.
Obverse: in a rope wreath an eagle of the Russian Empire of the 1830 pattern, on the sides of the tail the initials of the mincmaster, in the outer wreath information about the mint's ordination: ЧИСТАГО СЕРЕБРА 2 ЗОЛОТНИКА 10 1/2 ДОЛЕЙ;
Reverse: in a laurel and oak wreath crowned inscription: ПОЛТИНА/1859/С.П.Б..;