Byzantine Pb seal (4.36g, 19mm) N. Domestic of the Schools (tenth century).
Obv: Rosace consisting of four leaf-shaped roundels forming a cross; an X in the background; in the center a six-pointed star. On each roundel, inscription read vertically, then horizontally (as when crossing oneself): 'Ιῆσοῦς Χριστὸς νηκᾷ. Along a border of dots, remains of a circular inscription: (Κύριε βοήθει τῷ σῷ) δούλῳ.
Rev: Inscription in four lines: … Δομεσ[τίκο] τον Σχ[ο]λον
Analogy of obverse: BZS.1955.1.1363.