Constantine II, as Caesar, 316-337. Follis (bronze, 3.42 g, 19 mm). Alexandria. CONSTANTINVS IVN NOB C Laureate, draped and cuirassed bust left. Rev. PROVIDEN-TIAE CAESS Camp gate with two turrets; star above; wreath to left, II to right. SMAL• in exergue. RIC 55. Very fine.