| Province | Thrace |
| City | Byzantium |
| Region | Thrace |
| Reign | Severus Alexander |
| Obverse inscription | ΜΑΜΑΙΑ ΑΥΓ |
| Obverse design | draped bust of Julia Mamaea, right |
| Reverse inscription | ΒΥΖΑΝΤΙΩΝ |
| Reverse design | star over crescent |
Coin no. 2 of RPC VI, 958 (temporary)
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| URI | https://rpc.ashmus.ox.ac.uk/coin/261853 |
| Museum | Staatliche Münzsammlung, Munich (Germany) |
| Inventory no. | |
| Reference | Schönert‑Geiss, Byzantion 1790.2 |
| Diameter | 19 |
| Weight | 3.62 |
| Axis | |
| Note |