Konstantinos 345 | Prosopography of the Byzantine Empire |
| Floruit | VII/IX |
| PmbZ No. | 4049 |
| Seal Sources | Rostovtsev, M., and Prou, M., Catalogue des plombs de l'antiquité, du moyen âge et des temps modernes conservés au Département des Médailles de la Bibliothèque Nationale (Paris, 1900) |
Konstantinos 345 was spatharios; owner of a seal dateable to the seventh, eighth or ninth century: Rostovtsev and Prou, Catalogue, no. 905. The name and title read: Κωνσταντίνῳ σπαθαρίῳ.
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