Constantine IV (668-685). Æ 40 Nummi (24mm, 5.99g, 6h). Syracuse, 672-7. Constantine, helmeted and cuirassed, standing facing, holding spear. R/ Large M, flanked by Heraclius and Tiberius, crowned and holding globus cruciger, standing facing; monogram above, SCL. MIB 105; DOC 62; Sear 1209. Overstruck, VF