Vasa dynasty, John II Casimir (1648-1668), crown jewel (boratine) 166?, Ujazdów mint.
DESTRUCTIVE DESTRUCT, portrait of the king and inscription in the rim twice struck with offset
twice minted on obverse and reverse, natural color of copper, good details, variety with an eagle with a long tail and the coat of arms ślepowron (Slepowron)
copper, weight 1.14 grams, diameter 16.7 mm
