Diocletian (284-305AD)
AE antoninianus- 2,88 gram- 20 mm, Cyzicus mint, struck 290AD
obv: IMP C C VAL DIOCLETIANVS P F AVG, radiate and cuirassed bust right
rev: CONCORDIA MILITVM, emperor standing right, holding sceptre, receiving Victory on globe from Jupiter standing left,holding scepter, Kr in center
RIC 279