Constantine II, AE3, 325-326, Heraclea, Officina 3CONSTANTINVS IVN NOB CLaureate, draped, cuirassed bust rightPROVIDEN_TIAE CAESSCampgate with six rows, two turrets, no doors, star above, top and bottom rows empty blocksSMHG in exergue18mm x 19mm, 3.47g