Diocletian. A.D. 284-305. Silvered antoninianus (21mm, 2.5 g) Heraclea mint, struck A.D. 293-294. IMP C C VAL DIOCLETIANVS P F AVG, radiate, draped and cuirassed bust of Diocletian right / CONCORDIA MILITVM, Diocletian in military garb standing right holding short scepter and receiving Victory on globe from Jupiter standing left, resting on scepter; HΔ? // · XXI ·