Constantine VII Porphyrogenitus, with Romanus I (913-959). AV Solidus. Constantinople mint. Struck late 920-spring 921. Obv. +IhS XPS REX REGNANTIUM *. Christ Pantokrator enthroned facing. Rev. CONSTANT' CE ROMAN' AUGG' b. Crowned facing busts of Constantine and Romanus, each wearing loros and supporting patriarchal cross between them. D.O. 3; Sear 1741; Füeg 3. AV. 4.47 g. 19.00 mm. R. Choice example, boldly struck; enchanting warm tone. EF. This type was only issued for a period of several months between the crowning of Romanus as co-Augustus in December of 920 and his formal elevation to the position of senior Augustus, probably around March of 921.