Heraclius, Heraclius Constantine and Heraclonas (638-641), Heraclius (610-641), Half-Follis, c. 623-32, Ravenna, Heraclius, with long cross, and Heraclius Constantine, with globus cruciger, standing facing, rev. large k between anno and numerals xx, cross above and a below, 3.30g/5h (MIB 216a; Ranieri 641-2; Sear 922). Very fine, light green patina, very rare (£150-200)