Heraclius & Heraclius Constantine AE28 Follis. Constantinople. neat overstrikes
Obv: Heraclius, on left, and Heraclius Constantine, on right, each wearing crown and chlamys and holding globus-cruciger; cross above.
Rev: Large M; Christogram above, A/N/N/O. Year 4.
SB 834. 610-641 AD. 10.20g