Original silver coin from 1538 Gdańsk, depicting King Sigismund I the Old, denomination 1 grossus/groschen, of the Polish-Lithuanian royal family, with a 22 mm diameter and listed as unclassified in condition, with authenticity certificate available.
Silver ort dated 1615 struck at the Gdańsk Mint during the reign of Sigismund III Vasa. Large early 17th-century Polish–Lithuanian Commonwealth silver denomination. Scarcer R2 variety, collectible for its historical importance and strong Baltic mint heritage.