Watch List notes:

Byzantine Iconographic PB Seal in the name of Constantine. Circa 11th - 12th century AD. Bust of the Mother of God Hodegetria facing, pointing with her right hand towards Infant Christ seated on her left arm; [MP]-ΘV across fields / ⧾ CKЄΠ [Π?]ΑΓΝ[Μ]Є [T]ΟΝΑ[...] P,KѠ metrical inscription in four lines. Translation: All-holy One, may you protect me, Constantine. Unpublished in the standard references. 7.93g, 25mm, 12h.

Condition as seen.

From the collection of Italo Vecchi.