Watch List notes:

Antoninus Pius. A.D. 138-161. Æ as (27 mm, 9.98 g, 12 h). Rome, A.D. 147/8. ANTONINVS AVG PIVS P P TR P XI, laureate head of Antoninus Pius right / PRIMI/DECEN/NALES/COS IIII in four lines within wreath; below, S C. RIC 853. Earthen-green patina, minor roughness. Very fine.