Heraclius (610-641), with Martina and Heraclius Constantine. AE 20 Nummi, 613-620, Rome mint. Busts of Heraclius and Heraclius Constantine facing, crowned, draped; between, cross. / XX (mark of value). D.O. 261; MIB 243a; Sear 889. AE. 4.02 g. 18.00 mm. Good F/About VF.