Constantine VII with Romanus I and Christopher, AV, Solidus (Gold, 4.47 g. 21 mm) Constantinople. 913-959 AD.
Obv: [+IhS] XPS REX REGNANTIUM, Christ nimbate, seated facing, raising right hand in benediction and holding book of gospels.
Rev: ROMAn ET XPISTOFO' AUGG b', facing busts of Romanus I with short beard and loros, on left, and Christopher, beardless, with chlamys, on right, both crowned and holding long patriarchal cross between them.
Ref: SB 1745.