AV Histamenon Nomisma [25,04 mm; 4,44 gm]. Constantinople mint. + IhS XIS RЄX RЄGNANTINM, bust of Christ facing, wearing nimbus crown (ornamented with two crescents in its upper quarters), pallium and colobium, raising right hand in benediction and holding codex in left hand, surrounded by triple border / + CɰNSƮANƮIN bASILЄUS ROM, bust facing, with long beard, wearing crown and loros, holding labarum with pellet on shaft in right hand and akakia in left hand, surrounded by triple border. SB 1815. EF.