Watch List notes:

Constantine I, 307/10-337. Follis (Bronze, 18 mm, 3.07 g, 7 h), Rome, P = 1st officina, 324-325. CONSTAN-TINVS AVG Laureate head of Constantine I to right. Rev. PROVIDEN-TIAE AVGG / RP Camp gate with two turrets and no doors; above, star. RIC 264. Sharply struck, and with a wonderful two-toned brown patina. Extremely fine.

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