Description
| Obverse | IMP DIOCLETIANVS AVG Radiate bust of Diocletian left, wearing imperial mantle, holding eagle-tipped scepter |
| Reverse | IOVI AVGG Jupiter standing left, holding Victory on globe and scepter, eagle at feet, A in exergue |
| Denomination | Antoninianus |
| Date | AD 290-291 |
| Mint | Lugdunum (Lyon) |
| Metal | Billon |
| Weight | 4.29 g |
| Diameter | 22.6 mm |
| Reference | Bastien 323 – RIC 28 |
| Condition | VF |