Watch List notes:

Antoninus Pius. AD 138-161. Æ Sestertius (31mm, 29.01 g, 12h). Rome mint. Struck circa AD 141-143. Laureate head right / Concordia standing left, holding Victory and vexillum. RIC III 600a var. (aquila instead of vexillum); Banti 56. Good VF, attractive green patina, a few cleaning marks.