Heraclius. 610-641. AE follis (27.3 mm, 9.66 g, 8 h). Constantinople mint, Struck 624-629. anepigraphic, Heraclius standing facing between Heraclius Constantine on right and Martina on left, each wearing crown; each holding globus cruciger; 2 crosses in field between their heads. / Large M; above, +; to left and right, A / N / N / O ? (uncertain characters of regnal year); beneath, Γ in ex, CON.. SBCV 808; . Near VF for type, struck on cut fragment of earlier follis, chocolate-brown patina.
Ex Leo Hamburger 1890's.
This coin comes from a large group of Roman Provincial, Byzantine and Vandalic coins which were part of Leopold Hamburger's inventory. More information on Mr. Hamburger can be found here:https://www.coinbooks.org/v20/esylum_v20n42a19.html