Watch List notes:

Constantius II (337-361). Æ Centenionalis (22mm, 4.46g, 12h). Rome, 350-1. Pearl-diademed, draped and cuirassed bust r.; B behind. R/ Soldier spearing fallen horseman who is wearing Phrygian helmet, clutching horse's neck; Γ//R-wreath-B. RIC VIII 256. Rare, brown patina, near EF; ;