Roman Imperial
Diocletian (284-305), Antoninianus 292, Heraclea mint
Obverse: radiate, draped and cuirassed bust right
IMP C C VAL DIOCLETIANVS P F AVG
Reverse: Emperor in military attire standing to the right, receiving Victoria on the globe from Jupiter standing to the left, leaning on sceptre, in the field between them HA, •XXI• in exergue
CONCORDIA MILITVM
Diameter 22 mm, weight 3.45 g