John II Comnenus. 1118-1143. Æ Half Tetarteron (3017mm, 2.13 g, 6h). Thessalonica mint. Facing bust of St. Demetrius, wearing military attire, holding spear and shield / DOC 17; SB 1955 corr. (St. Demetrius holding sword). Brown patina, areas of flat strike. Near VF.