Constans II. 641-668. AR Hexagram (21mm, 6.67 g, 6h). Constantinople mint. Struck 648-651/2. Crowned and cuirassed bust facing, wearing chlamys, holding globus cruciger / Cross potent set on globe set on three steps. DOC 50; MIB 144; Yannopoulos 63-84; SB 991. VF, areas of flat strike. Overstruck on an earlier issue of Constans (cf. SB 988-90).