Diocletian. A.D. 284-305. Æ antoninianus. 4.31 gm. 22 mm. Cyzicus mint, 2nd officina. His radiate, draped, and cuirassed bust right; IMP C C VAL DIOCLETIANVS AVG / Diocletian standing right, receiving Victory on globe from Jupiter standing left; CONCORDIA MILITVM around, B between, XXI• in exergue. RIC V.2 306. Near Extremely Fine; crisp strike; dark brown patina; exceptional centering with full beading on a full round flan.