Watch List notes:

ROMAN EMPIRE. Constantius II. AD 337-361. Æ Centenionalis (5.36 gm; 23 mm). Siscia mint, 3rd officina. Struck AD. 350-351. Pearl-diademed, draped, and cuirassed bust right; A to left / Constantius II standing left, holding labarum with Chi-Rho on banner in each hand; star above. Cf. RIC VIII 301; LRBC 1187. Nice original green patina. Choice Good VF.