A beautiful circular piece. Slight doubling of the minting.
Obverse: in the pearl rim the coat of arms of Gdansk, in the outer rim the legend:
COIN:CIVIT:DANC;
Reverse: in the pearl rim a shield with a crowned eagle, in the outer rim legend:
KASIMIRVS R POLON[];
Silver, diameter 20 mm, weight 1.42 g.