| Issuer | Roman Empire (27 BC - 395 AD) |
| Year | 287-290 |
| Type | Standard circulation coin |
| Value | Aureus (25⁄2) |
| Currency | Antoninianus, Reform of Caracalla (AD 215 – 301) |
| Composition | Gold |
| Weight | |
| Dimensions | |
| Thickness | |
| Shape and Technique | Round (irregular) Hammered |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | RIC V.2#310, OCRE#ric.5.dio.310 |
| Obverse description | Head of Diocletian, laureate, right. |
| Obverse script | Latin |
| Obverse lettering | DIOCLETIANVS AVGVSTVS (Translation: Diocletianus Augustus. Emperor (Augustus) Diocletian.) |
| Reverse description | Diocletian, draped, cuirassed, riding right, raising right hand. |
| Reverse script | Latin, Greek |
| Reverse lettering | COS III
-/*//SMA(rev. Σ) (Translation: Consul Tertium. Consul for the third time.) |
| Edge | |
| Mint | |
| Mintage | ND
(287-290) - `*` in right field; `SMA(rev. Σ)` in exergue; - ND (287-290) - `SMA*` in exergue; - |
| Catalog ID | 5745401790 |
| Comments |
