BYZANTINE EMPIRE: Heraclius, Martina, and Heraclius Constantine, AE Follis, AD 610-641 (20mm, 5.9g). Obverse: Heraclius, in center, flanked by Martina, on left, and Heraclius Constantine, on right, each wearing crown and chlamys and holding globus cruciger. Reverse: Large M, ANNO above, date to right. VF/EF, attractive toning.