Watch List notes:

Constantius II, 337-361. Centenionalis (Bronze, 22 mm, 5.97 g, 7 h), struck under Vetranio, Siscia, Γ = 3rd officina, 350. D N CONSTANTIVS P F AVG Pearl-diademed, draped and cuirassed bust of Constantius II to right; A behind bust, star before. Rev. CONCORDIA MILITVM / A/·ΓSIS· Constantius standing facing, head turned to left, holding labarum with Christogram in each hand; above his head, star. LRBC 1171. RIC 284. Dark green patina. Light snoothing on cheek, otherwise, extremely fine.

From the Berliner collection, formed between 1970s and early 2000s.