Watch List notes:

Antoninus Pius, (A.D. 138-161), silver denarius, Rome Mint, issued 157, (3.26 g), obv. ANTONINVS AVG PIVS P P IMP II, laureate head to right, rev. TR POT XX COS IIII, Annona standing right, left foot on prow, holding rudder set on globe and modius, (S.4128, RIC 260, RSC 1016a). Toned, good very fine.