Watch List notes:

Constantine II, as Caesar, 316-337. Follis (Bronze, 19 mm, 2.61 g, 10 h), struck under Constantine I, Rome, T = 3rd officina, 324-325. CONSTANTINVS IVN NOB C Laureate, draped and cuirassed bust of Constantine II to left. Rev. PROVIDENTIAE CAESS / R T Camp gate with two turrets and no doors; above, star. RIC 267. Subdued silvering. Good very fine.

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