Watch List notes:

Constantius II, 337-361. Centenionalis (Bronze, 22 mm, 4.79 g, 6 h), Siscia, A = 1st officina, 350-351. D N CONSTANTINVS P F AVG / A Diademed, draped and cuirassed bust of Constantius II to right, behind neck, A. Rev. HOC SIGNO VICTORERIS / III/ASIS Constantius II, in military attire, standing facing, head to left, holding a labarum with a Christogram with his right hand and a spear in his left; to right, Victory standing left, crowning the emperor. LRBC 1190. RIC 304. Black patina. Deposits on obverse, otherwise, nearly extremely fine.

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