Constantius II Caesar, 324-337 AD. AE, Follis. 3.23 g. 18.53 mm. Heraclea.
Obv: FL IVL CONSTANTIVS NOB C. Bust of Constantius II, laureate, draped, cuirassed, left.
Rev: PROVIDENTIAE CAESS. Camp gate with two turrets, without doors, varying number of stone layers; star above.
Ref: RIC 78.