Watch List notes:

Antoninus Pius (138-161), Denarius, Rome, AD 148-149; AR (g 2,80; mm 18; h 6); ANTONINVS AVG - PIVS P M TR P XII, laureate head r., Rv. C - OS - IIII, Salus standing l., holding rudder on globe and feeding snake coiled round altar. RIC 181; C 281.
Cabinet tone, good extremely fine.