Watch List notes:

Heraclius. 610-641. AE dodecanummium (17.2 mm, 5.40 g, 7 h). Alexandria mint. [dd NN h hERAC] (or similar, mainly off-flan) , facing busts of Heraclius (bearded, on left) and Heraclius Constantine (beardless, on right) ; each wears chlamys and crown with cross / Large I B; between, cross potent on two steps // AΛEΞ. SB 853 ; DO 189; . Near VF, rather flat strike, reddish-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