BYZANTIUM:

Constantine IX Monomachus (1042-1055). AV Histamenon Nomisma. Constantinople. Christ, nimbate, seated facing on lyre-backed throne, raising hand in benediction, holding Gospels )( Facing bust of Constantine, wearing crown and oros, holding cruciform sceptre with crescent and patriarchal cross on globe. SearB 1828. Ratto 1987. 4,41 g.

Ex Ahlström auction 53, No 1508.