Watch List notes:

Constantine II, as Caesar, 316-337. Follis (Bronze, 18 mm, 2.74 g, 6 h), Rome, 318-319. CONSTANTINVS IVN NOB C Laureate, draped and cuirassed bust of Constantine II to right, holding spear in his right hand and Victory on globe in his left. Rev. ROMAE AETERNAE / P R // R T Roma seated right on shield set on ground, inscribing with her right hand shield set on her knees with X/V in two lines. http://www.notinric.lechstepniewski.info/7rom-156.html corr. (Victory not noted due to poor condition). RIC -. Of the highest rarity, apparently the second known example. Thick deposits and with a minor flan crack, otherwise, very fine.