Stephan Bathory, 3 groschen 1580, Vilnius - NGC AU55

Circumstantial example of a like issue.

An undescribed punctuation variant in Iger.

Obverse: crowned royal bust in plate armor, clockwise, surrounded by legend punctuated by denomination III:
-STEP-D-G-REX-PO-M-D-LI-;

Reverse: Coats of arms Eagle - of the Crown of the Kingdom of Poland and Pogo - of the Grand Duchy of Lithuania, below legend in three lines:
GROS○ARG/TRIP○M○D/LIT-VA○, lower the Dragon Teeth coat of arms of the Batory family in a decorative cartouche prefixing the date 15-80;