Watch List notes:

Antoninus Pius (138-161), Sestertius, Rome, AD 159-160; AE (g 23,49; mm 33; h 5); ANTONINVS AVG PIVS P P TR P XXIII, laureate head r., Rv. PIETATI AVG COS IIII / S - C, Pietas standing l., holding globe and child; a child standing on either side of her. RIC 1031.
Brownish patina, extremely fine.