Constantine X Ducas, 1059-1067. Histamenon (Gold, 29 mm, 4.43 g, 6 h), Constantinopolis. +IҺS IXS REX REGNANTIҺm Christ, nimbate, seated facing on curved throne, raising his right hand in benediction and holding book of Gospels in his left. Rev. +KωN RAC O ΔOVKAC On the left, Constantine X standing facing, wearing crown and loros and holding globus cruciger with his left hand; on the right, the Virgin, wearing robes, crowning the emperor with her right hand; above, MΘ. DOC 2. SB 1848. Struck from worn dies, otherwise, extremely fine.