BYZANTINE EMPIRE. Constantine X, Ducas. 1059-1167. AV histamenon nomisma. 4.43 gm. 27 mm. Constantinople mint. Christ enthroned facing, holding book of Gospels and raising hand in benediction / Constantine, bearded, standing facing on footstool, holding labarum and globus cruciger. SBC 1847. Good Extremely Fine; lustrous and fresh; choice example.