Diocletian, AD 284-305. AE Antoninianus (20mm, 3.93 g). Cyzicus. IMP C C VAL DIOCLETIANVS P F AVG, radiate, draped and cuirassed bust of Diocletian right; below bust, pellet. Reverse CONCORDIA MILITVM (pellet), emperor standing right, holding scepter. receiving Victory on globe from Jupiter standing left, holding scepter; //XXI.