Circulating Piece. Patina, tarnish.
Obverse: bust of the emperor in laurel wreath, armor and paludamentum, to the right, in the rim legend:
IMP CM AVR SEV ALEXAND AVG
Reverse: Pax stands left, holding olive branch and scepter, surrounded by legend:
PAX AVG;
Silver, diameter 18 x 21 mm, weight 2.19 g, axis 6 h.