Diocletian. A.D. 284-305. Æ antoninianus (23mm, 4.3 g). Cyzicus, A.D. 295/6. IMP C C VAL DIOCLETIANVS AVG, radiate, draped and cuirassed bust of Diocletian right / CONCORDIA MILITVM, emperor standing right, holding scepter, receiving Victory on globe from Jupiter standing facing, head left, holding scepter; between, A; //XXI.