Roman Imperial
Constantine II, as Caesar (317-337 AD). Heraclea,
AE Follis (19mm 3.71g)
Obv: CONSTANTINVS IVN NOB C, laureate, draped and cuirassed bust to right
Rev: PROVIDENTIAE CAESS, camp gate with two turrets, no door, star above; SMHΓ in exergue.
RIC VII 77