Watch List notes:

Constantine IV (668-685). Æ 40 Nummi (19mm, 1.45g, 6h). Syracuse, 674-681. Helmeted and cuirassed bust facing slightly r., wearing short beard, holding spear over shoulder and shield decorated with horseman spearing fallen enemy. R/ Large M; Heraclius and Tiberius standing facing on either side, each holding globus cruciger; monogram above; SCL in exergue. MIB 106; DOC 61; Sear 1208. VF
Estimate: 20 GBP