Cyzicus ... Crispus and Constantine I ... AE Hybrid FL IVL CRIS-PVS NOB CAES Caesar bust l., wearing diadem of pearls and cuirass PROVIDEN-TIAE AVGG Camp gate with two towers; star in field above; in exergue, SMKA dot Rev: in field, star; in exergue, ... AD 324 - AD 326