Diocletian (284-305) AE Antoninianus (Bronze 3,98g 21mm) Cyzicus mint.

Diocletian (284-305) AE Antoninianus (Bronze 3,98g 21mm) Cyzicus mint.
Obv: IMP CC VAL DIOCLETIANVS AVG, radiate and draped bust right
Rev: CONCORDIA MILITVM dot, Emperor standing right, holding parazonium, receiving Victory from Jupiter standing left, holding sceptre, officina letter Γ in lower centre. Mintmark XXI dot.
Ref: Cohen 33; RIC V-2 306; Sear 12635.