Watch List notes:

Constantine X Ducas, 1059-1067. Histamenon (Gold, 27 mm, 4.38 g, 6 h), Constantinopolis. +IҺS XIS REX REGNANTIҺm Christ, nimbate, seated facing on straight-backed throne, 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 1. SB 1847. Minor deposits on the obverse and the reverse slightly double struck, otherwise, good very fine.