Byzantine. Heraclius (610-641). AE 20-nummia (24mm, 5.79g). Constantinople mint. Struck c. 613-638. Heraclius (on l.), bearded, standing facing, holding long cross, and Heraclius Constantine (to r.) standing facing, holding globus cruciger/ Large K; to l., A/N/N; in exergue, Δ; to r., countermark containing monogram of Heraclius. SB 815; MIB 171; DO 118-124.