Watch List notes:

Antoninus Pius. A.D. 138-161. AE as (27.47 mm, 10.36 g, 8 h). Rome mint, A.D. 140-144. ANTONINVS AVG PIVS P P, laureate and draped bust right / TR POT COS III, S C, Mars, holding spear and shield, descending thru the air to Rhea Silvia, who reclines left, asleep on the ground. RIC 649a. VF. Very Rare. 

Ex Gorny & Mosch.