Watch List notes:

ROMAN EMPIRE. Antoninus Pius. (138-161 AD). Æ Sestertius (26.33 gm; 30 mm). Rome, AD 138-161. ANTONINVS AVG PIVS P P TR PP COS IIII., laureate head right / FELICITAS AVG, Felicitas standing left, holding hippocamp and winged caduceus; S-C across fields. RIC 770. Well struck on a nice full flan. Light smoothing on the field. Green patina. Choice EF.