| Province | Troas |
| City | Illium |
| Size (mm) | 19 |
| Weight (g) | 4.4 |
| Die Axis | - |
| Tariff | - |
| Governor | - |
| Ob. Leg. | - |
| Ob. Desc. | Draped bust right – seen from behind |
| Meaning | Marcus Opellius Antonius Diadumenianus |
| Rev. Leg. | - | Rev. Desc. | Athena standing left holding spear and victory, shield at feet | Meaning | References; | Courtesy of Lindgren I 374; Mabbott 1406; Bellinger Troy S73, 27; ISEGRIM 11500; SNG Cop. 20 431; FRITZE; ILION 106; Mionnet 238; | Notes: |