Arab-Byzantine, Umayyad Caliphate, 636-660. Fals (bronze, 4.71 g, 21 mm). Imitation of a Follis of Heraclius, 610-641. Heraclius, to left, Martina; to right, Heraclius Constantine; each standing facing, wearing chlamys and crown cruciger. Rev. Large M, ANO to left; cross above, Δ below; CON in exergue. Nearly very fine.