Heraclius AE half-follis, 26mm, Cyzicus. AD 610-641. 5.81 g.

D N hRACLI PERP AVG, helmeted and cuirassed bust facing, holding cross on globe and shield. 
Large K, ANNO to left, cross above, I to right, A below.

SB 842; MIB 187. 

With permission of Numismatik Naumann auction 36, Lot 857, Oct 2015