Constantine IV Pogonatus, with Heraclius and Tiberius (668-685). Æ 40 Nummi (22,3mm, 3g). Syracuse, AD 669-672. Crowned facing bust, holding globus cruciger. R/ Large M; monogram above; flanking, Heraclius and Tiberius standing facing, each wearing crown and chlamys, holding globus cruciger. Sear 1207.