Watch List notes:

Heraclius (610-641). AE Half Follis, Ravenna mint. D/ Heraclius and Heraclius Constantine standing facing; between their heads, cross. R/ Large K between A/N/NO and XXI; above, cross, cross; beneath, Δ. D.O. 301; Sear 922. AE. g. 2.91 RR. Very rare and in outstanding condition for issue. Superb light olive green patina. Good VF/About EF.