Watch List notes:

Byzantine Iconographic PB Seal in the name of Constantine(?). Circa 6th - 7th centuries AD. Bust of the Virgin facing, holding infant Christ, in fields left and right, cross / Cruciform monogram: KѠNCTANTIN૪(?). Unpublished in the standard references. 11.12g, 24mm.

Condition as seen.

From the Vitangelo Collection.