Alexius I Comnenus, 1081-1118. Histamenon (Silver, 29 mm, 4.31 g, 7 h), Constantinopolis, circa 1081-1082. 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; to left and right, IC - XC. Rev. [+AΛЄΙΙⲰ ΔЄC]ΠΟΤ TⲰ KOMN[...] Alexius I standing facing on footstool, wearing crown and loros, holding labarum in his right hand and globus cruciger in his left. DOC T1A. NAC 29 (2005), 742. SB 1892 ('unique'). Of the highest rarity, one of a very few known examples. Struck from a somewhat worn reverse die and with some graffiti on the reverse, otherwise, very fine.