Diocletian (284-305). Antoninianus (19,8mm, 3.8g). Tripolis, before AD 295. Radiate, draped and cuirassed bust r. R/ TR / XXI. Jupiter and Diocletian standing facing each other; Diocletian is standing on the l., facing right, dressed militarily, holding a sceptre in his l. hand; Jupiter is standing naked on the r., facing l., with his cloak over his shoulder, holding a long sceptre in his l. hand and holding out a Nicephorus globe to the emperor in his right hand. RIC V/2, 257, 329.