Watch List notes:

Byzantine Iconographic PB Seal in the name of Theodore. Circa 12th century AD. Bust of the Virgin, orans, the medallion of Christ before her(?); MP-ΘV across fields / + CѠZOI[C] ΠΑΝΑΓN[Є] CΟΝΘЄΟ ΔѠΡ,ΛΑ ΤΡΗN in six lines, ornament above. Translation: All-pure (Mother of God), may you preserve your servant Theodore. BZS.1958.106.2265. 5.33g, 18mm, 12h.

Condition as seen.

From a private UK collection.