Heraclius, with Heraclius Constantine (610-641). AE Decanummium Catania mint. Dated RY 16 (625/6). Obv. Facing crowned, draped, and cuirassed busts of Heraclius and Heraclius Constantine; cross between. Rev. Large I; to left, A/N/N/O; to right, X/ς; in exergue, CAT. D.O. 258; MIB 241; Sear 886. 3.32 g. 15.00 mm. Well centred, with untouched green patina. About EF.