A nice piece. Patina.
Obverse: head of the Emperor wearing a laurel wreath to the right, surrounded by the legend:
IMP CAES VESP AVG CENS;
Reverse: Paxseated on throne to right, holding olive branch and caduceus, surrounded by legend:
PONTIF MAXIM
Silver, diameter 19 X 19.5 mm, weight 2.56 g, axis 12 h.