Heraclius (610-641). AE Half Follis, Ravenna mint, 618-619 AD. D/ Facing busts of Heraclius (in centre), Heraclius Constantine (on right) and Martina on left. R/ Large K between A/N/N/O and V/[I]/II; above, cross; beneath, RA. D.O.- (cf. 293-4 var. for date); MIB 259; Ranieri 635 (R4); Sear 920. AE. g. 4.13 RRR. Extremely rare and in excellent condition for issue. Lovely olive green patina. VF/About EF. Apparently less than five specimens known (cf. TRITON IX, 2006, lot 1630).