A nicely preserved piece of a typologically rarer item.
The coin is historically linked to Poland through Frederick's mother Cymbarka of Mazovia who was the daughter of Siemowit IV and Alexandra (sister of Wladyslaw II Jagiello).
Obverse: in the pearl rim the apple of the reign in a triangular frame, in the outer rim the legend:
+FRIDERICVS:ROMAN'○IMPERATO;
Reverse: in the pearl rim St. John the Baptist standing on the coat of arms, in the outer rim legend:
COIN○NOVA-NORDLINGES;
Gold.