Constans II, with Constantine IV, Heraclius, and Tiberius. 641-668. AR Hexagram (24mm, 6.53 g, 6h). Constantinople mint. Struck 659-68. Facing busts of Constans II, wearing plumed helmet, and Constantine IV, wearing crown, each wearing chlamys; cross above / Cross potent set on globe set on three steps flanked by Heraclius and Tiberius standing facing. DOC 57; MIB 152; Yannopoulos 189-223; SB 998. Good VF, some light toning, underlying luster, double struck.