Byzantine Iconographic PB Seal in the name of Constantine. 7th century AD. Eagle with outspread wings, above between wings, cruciform invocative monogram (Laurent, type V) = ΘЄΟΤΟΚЄ ΒΟΗΘЄΙ; all within border of dots / Cruciform monogram (Zacos, type 292) = KѠNCTANTIN૪ within border of dots. Translation: Mother of God, help Constantine. BZS.1951.31.5.72. 9.12g, 20mm, 12h.
Condition as seen.
From a private European collection.