John II Comnenus. 1118-1143. AV Hyperpyron (30.5mm, 4.35 g, 6h). Constantinople mint. Struck 1122-circa 1137. Christ Pantokrator enthroned facing, raising hand in benediction and holding Gospels / Crowned facing figures of John, wearing loros, holding labarum and akakia, being crowned by the Theotokos, nimbate, to right. DOC 2; SB 1939. Toned, graffiti. Good VF. The Christ obverse notably incorrectly stuck on the concave side with John and the Theotokos conversely on the convex side.
From the Gasvoda Collection. Ex Sarmas Collection (Roma XXI, 24 March 2021), lot 1041.