A nicely preserved piece.
An undescribed punctuation variant in Iger.
Obverse: royal bust wearing crown, and armor, with tubular orifice seen from above, to the right, in the rim legend:
SIG III D G REX PO M D L;
Reverse: denomination marking -III-, below it coats of arms Eagle - of the Crown of the Kingdom of Poland, Snop - of the Vasa dynasty, and Pogo - of the Grand Duchy of Lithuania, below it legend in three lines:
---/GROS ARG/TRIP REG-/POLONIAE-, below it the coat of arms - Levart of the Grand Crown Treasurer Jan Firlej between initials I-F, the sign of Rudiger Rose between initials H-R and the sign of Jan Dietmar separating the date 9-7;