Watch List notes:

Antoninus Pius (138-161), Sestertius, Rome, AD 140-144; AE (g 24,56; mm 34; h 1); ANTONINVS AVG - PIVS P P TR P COS III, laureate head r., Rv. TIBERIS, Tiber reclining l., leaning on rocks; holding reed and resting hand on boat; below, S C. RIC 643; C 820.
Dark green patina, good very fine - about extremely fine.