TCBYZB-08, Constantine IV, AE, 6.562 grams, Hexadrachm, 668-685 AD. Obv. helmeted three-quarter cuirassed bust to right, with frontal plume, holding spear and shield, DN COIANUS PP around, Rev: Cross potent on three steps, between Heraclius and Tiberius, traces of legend around, Constantinople mint. S.1170, DOC 25, BN 7-8. Grey tone, nearly Fine.