Constantine X Ducas, 1059-1067. Tetarteron (Gold, 20 mm, 4.00 g, 6 h), Constantinopolis. MHP - ΘV Nimbate bust of Virgin Mary facing, orans, wearing pallium and maphorium. Rev. +KωҺ RACIA Ο ΔVK Bust of Constantine X facing, wearing loros and crown with pendilia, holding globus cruciger in his right hand and akakia in his left. DOC 3a. SB 1849. Well centered and attractive. The reverse struck fom a somewhat worn die and with minor die rust, otherwise, about extremely fine.