Watch List notes:

Antoninus Pius. AD 138-161. Æ Dupondius (24.5mm, 11.79 g, 12h). Rome mint. Struck AD 155-156. Radiate bust right, slight drapery / TR POT/ XIX/ COS IIII/ S C in four lines within wreath of grain ears. Cf. RIC III 958; Gorny & Mosch 245, lot 1622. Dark green patina, some roughness. Near EF. Unlisted as a Dupondius in RIC III.

From the Jack A. Frazer Collection. Ex Ponterio 117 (18 January 2002), lot 472.