Constantine IV Pogonatus, with Heraclius and Tiberius, 668-685. Solidus (Gold, 15mm, 4.34 g 5), Carthage, IY 10 (681/2). DON ZVGG Helmeted and cuirassed bust of Constantine facing, holding spear and shield. Rev. I / ONB Cross potent set on three steps; at sides, Heraclius and Tiberius standing facing, each holding globus cruciger. DOC 47. SB 1189. Struck from a worn obverse die, otherwise, good very fine.