Diocletian (284-305AD)
AE follis- 10,36 gram- 28 mm, Heraclea mint, 3rd officina, struck ca 297/8AD
obv: IMP C C VAL DIOCLETIANVS P F AVG, laureate head right
rev: GENIO POPVLI ROMANI, Genius standing left, wearing modius, chlamys over shoulder, holding patera and cornucopia, HTr in exergue
RIC 19a