Konstantinos 300 | Prosopography of the Byzantine Empire |
| Floruit | VII |
| PmbZ No. | 3733 |
| Seal Sources | Zacos, G. and Veglery, A., Byzantine Lead Seals, vol. I (in 3 parts) (Basel, 1972). |
Konstantinos 300 was the joint owner of a seal with Euandros 1; the seal is dateable to the seventh century: Zacos and Veglery 800. The names read: Εὐάνδρου Κωνσταντίνου.
(Publishable link for this person: )