| Province | Moesia Inferior |
| City | Istrus |
| Region | Moesia |
| Reign | Gordian III |
| Obverse inscription | ϹΑΒΙΝΙΑ ΤΡΑΝΚΥΛΙΝΑ |
| Obverse design | diademed and draped bust of Tranquillina, right |
| Reverse inscription | ΙϹΤΡΙΗΝΩΝ |
| Reverse design | sea eagle, spreading wings, perched on dolphin left |
Coin no. 11 of RPC VII.2, 1829
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| URI | https://rpc.ashmus.ox.ac.uk/coin/343038 |
| Museum | National Archaeological Museum, Sofia (Bulgaria) |
| Inventory no. | 2750 |
| Reference | NAIM 482 |
| Diameter | 26.5 |
| Weight | 5.71 |
| Axis | 6 |
| Note |