Poland, John Casimir, Lithuania, szóstak (sextuple groschen) 1666, Vilna (Vilnius) mint.
IOA CASI on the Obv. On the Rv. small crosses on the sides of the denomination.
Silver, 3.64 g, 25.4 mm. Ivanauskas 7JK16-2, Kop. 3623 (R1).
Grade: Good VF, a lot of luster remnants, despite traces of circulation, very rare in this condition.
