Poland
Congress Kingdom (1815-1835) - Alexander I (1801-1825)
Av: Head of the Tsar to the right and inscription in the rim ALEXANDER I CESAR SA. W. RUS. KING OF POLAND; Rw: Tsar's eagle with the Polish Eagle on an ermine coat, below the letters I - B, in the rim an inscription 10. ZŁOTYCH - POLSKICH / Z SREBRA KRAIOWEGO
silver, 30.94 g, dark patina