Constantine IX Monomachus. 1042-1055. AV Tetarteron Nomisma (16mm, 2.99 g, 6h). Constantinople mint. Facing bust of Christ Pantokrator / Crowned facing bust of Constantine, wearing jeweled chlamys, holding trefoil-tipped scepter and globus cruciger. DOC 5a; SB 1832. Good VF.