Watch List notes:

Constantius II. A.D. 337-361. Æ centenionalis (21 mm, 5.34 g, 12 h). Treveri, during the revolt of Poemenius, A.D. 352. Diademed, draped and cuirassed bust of Constantius II right / Large Christogram; A-ω across field; [TR...*]. RIC 332; LRBC 67. Very rare. Black patina, slight roughness, edge chip.