Diocletian (284-305) AE Antoninianus (20mm, 2,64 g). Heraclea, 2nd officina, 292. Obv: IMP C C VAL DiocletianVS P F AVG, radiate, draped and cuirassed bust of Diocletian right, seen from front Rev: CONCORDIA MILI-TVM, emperor standing right, receiving Victory on globe from Jupiter standing left; HΔ between, •XXI• in exergue.