Roman Imperial
Antoninus Pius (138-161), Denarius 156-157, Rome mint
Obverse: head of Antoninus Pius right
ANTONINVS AVG PIVS P P IMP II
Reverse: Annona standing right, left leg on the bow of the ship, holding the rudder and modius
TR POT XX COS IIII
Diameter 18 mm, weight 3.10 g