Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (19.5mm, 2.79 g, 6h). Nicomedia mint, 3rd officina. Struck AD 324-325. Pearl-diademed head right / Camp gate with two turrets, no doors; star above; SMNΓ. RIC VII 90. Brown patina, light pitting, traces of silvering. EF.