TYPE Byzantine Empire, Heraclius (610-641 AD), bronze dodekanummium, Alexandria mint DESCRIPTION . Obv: Facing crowned busts of Heraclius and son Rev: Denomination (IB=12) to sides of cross on two steps, Greek mintmark "ALEX" below REFERENCE: SB 853 GRADING: F, darker patina, obv. off-center ORDER INFO: B1265, $25