A nicely preserved piece with remnants of luster.
Obverse: denomination III between five-pointed stars, below it the coat of arms of Riga, separating the dates .15-83. and the beginning of the legend GR-OS, below it further 3 lines of the legend:
ARG-TRIP/CIVI-RI/-GEИ°;
Reverse: crowned royal bust with five jewels in crown rim, wearing plate armor, to the right, surrounded by legend:
STEP:D:G:REX-PO:D:L