Tetradrachm of Alexandria under Diocletian

Obv.: Bust of Diocletian r., laureate, wearing cloak and cuirass, back view. Rev.: Alexandria standing l., wearing close-fitting cap surmounted by three turrets, long chiton, and peplos, holding out in r. hand bust of Sarapis crowned with modius and wearing himation, facing towards her, resting l. on long scepter, to r. star.