A beautiful circular piece.
Single blemishes in the background.
Obverse: denomination +III+, below it the coat of arms of Riga, separating the date 15-93 and the beginning of the legend GR-OS, below it further 3 lines of the legend ending with a lily:
ARG+TRIP/CIVI+RI/+GE;
Reverse: crowned royal bust with numerous jewels in the rim of the crown, wearing armor, with a tubular orifice seen from above, to the right, surrounded by the legend:
SIG+III+D+G+REX+PO+D+LIV:;