PB Byzantine lead seal. Seal of Constantine (c. 11th century).
Obv: Bust of the Virgin orans with the medallion of Christ before her. Inscription : Μ̅Θ̅Υ: Μ(ήτηρ) Θ(εο)ῦ. Border of dots.
Rev: Inscription of four lines, beginning with a cross.
Condition: Near VF.
Weight: 4.86 g.
Diameter: 18 mm.