Lead stamp of archont Petar (IX century), the first known ruler of Duklja
The Holy Virgin Mary with the Christ Child (left)
and inscription in Greek " + Petar archont of Dioklia AMIN " (right).
Stamp was kept in Medal Cabinet of Berlin and before 1884 it was in decay condition.
Illustration based on the original by Dardel, first published in 1884 by Gustav Schlumberger.