Watch List notes:

Antoninus Pius (138-161), Sestertius, Rome, AD 140-144; AE (g 27,89; mm 33; h 12); ANTONINVS AVG PI - VS P P TR P CO[S III], laureate head r., Rv. PROVIDENTI - AE DEORVM, winged thunderbolt; in field, S - C. RIC 618; C 682.
Dark green patina, good very fine.