Constantine X Ducas, 1059-1067. Histamenon (Gold, 28 mm, 4.37 g, 6 h), Constantinopolis. +I XIS RЄX RЄINANTҺI Christ, nimbate, seated facing on square-backed throne, wearing tunic and pallium, raising his right hand in benediction and holding book of Gospels in his left. Rev. +KωN RAC Λ O ΔOVKAC Constantine X standing facing, wearing crown and loros, holding labarum with his right hand and globus cruciger in his left. DOC 1b. SB 1847. Extremely fine.