Sigismund I the Old, Groschen 1535, Danzig

A nice piece.

Obverse: within a beaded border, the crowned coat of arms of Gdańsk; in the outer border, an inscription beginning with a trefoil:

GROSSVS*CIVIT*DANC3K*1535;

Reverse: within a beaded border, a royal bust in armor and a crown, facing right; in the outer border, a legend beginning with an asterisk:
SIGIS*I*REX*PO*DO*TOCI*PRVS;