Coin of Constantine IV

Obv.: Bust 3/4 facing, bearded, wearing cuirass and helmet with plume and diadem, the ties of which are visible to l. In r. hand, spear held behind head; on l. shoulder, shield with horseman device. Rev.: M. Above, cross. To l. and r., Heraclius and Tiberius, each wearing chlamys and crown with cross, and holding gl. cr.