Constans II, with Constantine IV, 641-668. Hexagram (Silver, 20 mm, 5.17 g, 6 h), Constantinopolis, 654-659. [δ N CONSTANITNЧS C CONSTA'] On the left, crowned and draped bust of Constans facing, with long beard and mustache; on the right, crowned, draped and beardless bust of Heraclius Constantine facing; above, cross. Rev. [dЄЧS Ad]IЧTA RomANIS Cross potent on globe and three steps. DOC 54. MIB 149. SB 995. Weakly struck from worn dies and with light deposits, otherwise, fine.

From a European collection, formed before 2005.