Obverse: D N DIOCLETIANO FELICISSIMO SEN AVG - Laureate bust of Diocletian r., wearing a consular garb, holding a small olive branch in his r. hand and a mappa in his
l.
Reverse: VOTA PVBLI-CA - Serapis and Isis on galley sailing r.; Serapis is seated r. on the stern, wearing a modius and holding the bottom of the
mainsail in his l. hand; on the r., Isis stands r. on the prow, head turned back l. towards Serapis, wearing a basileion and
holding the foremast sail in both hands