Watch List notes:

Antoninus Pius (138-161), Dupondius, Rome, AD 139; AE (g 12,24; mm 26; h 6); ANTONINVS - AVG PIVS P [P], radiate head r., Rv. TR PO - T - C[OS II], Felicitas standing l., holding caduceus and cornucopiae; in field, S - C. RIC 552a; C 855.
Dark patina, good very fine.