Constantine IV Pogonatus (668-685). AV Tremissis. Constantinople mint. Struck 669-circa 674. Obv. Diademed, draped, and cuirassed bust right. Rev. Cross potent; in exergue, CONOB. D.O. 17; MIB 16c; Sear 1162. 1.39 g. 15.50 mm. Holed. VF/Good VF.