Watch List notes:

Constantine I. A.D. 307/10-337. Æ 3 (18.5 mm, 4.12 g, 7 h). Cyzicus, A.D. 325-326. CONSTANTINVS AVG, laureate head right / PROVIDENTIAE AVGG, campgate with two turrets and one star above; SMKB in exergue. RIC 34; LRBC 1171. VF, silvered.