Byzantine Pb seal (9.41g, 28mm) Michael Bourtzes (eleventh/twelfth century)
Obv: St. Demetrios standing, holding the sword on his right shoulder and, with his left hand holding the sheath. Inscription in columns to both sides: ὁ ἄγιος Δημήτριος.
Rev: +σφραγὴς Μιχαὴλ τον Βούρτζῃ oυ γραφη δικνυσι(?) την ἄξια
= The seal of Michael Bourtzes (whose) writing will reveal the contents
ἄξια – value, worthy.