A beautiful piece with very good detail and luster.
A variant of the obverse and reverse punctuation, undescribed in both Iger and Kaminski and Kurpiewski.
Obverse: royal bust wearing crown, armor, with visible monarch's mantle fastened with jewel, with tubular orifice seen from the side, to the right, in the rim legend:
-SIG-III-D--G-REX-PO-M-D-L-;
Reverse: denomination mark *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 two lines:
:GROS-ARG-/-TRI-R-PO-B-, below it the coat of arms of the Levart in a shield, between the date -16 - 00-;