A beautiful circular piece with excellent details and nice luster.
Obverse: bust of the emperor wearing a laurel wreath, armor and paludamentum, to the right, in the rim the legend:
AΥT K M OΠ ΣEOΥ MAKΡINOΣ ΣEB
Reverse: eagle to the right, with head to the left, in the rim legend:
ΔHMAΡX. - EΞ. ΥΠATOΣ ΠΠ, in the field a star.
Silver, diameter 26 mm, weight 15 g, axis 12 h.