Diocletian. 284-305 AD. AE Radiatus (3.62g, 21mm). Lugdunum mint. Struck 285/6 AD. Obv.: IMP C C VAL DIOCLETIANVS PF AVG, radiate, draped, and cuirassed bust right. Rev.: IOVI CONSERVAT AVGG, Jupiter standing facing, head left, holding scepter and thunderbolt; B top the left. RIC 41; Lyon 21. Traces of silvering, gVF.