Watch List notes:

ISLAMIC, Time of the Rashidun. Pseudo-Byzantine types. Circa AH 37-55 / AD 658-675. CU Fals (25mm, 6.12 g, 6h). Cf. Type C. Neapolis (Nablus) mint. Heraclius and Heraclius Constantine standing facing; cross between / Large M; [...]/N/N and X/X/Ч; A/NЄA. MIB X24; Album 3502N; ICV –. Brown surfaces, hard green deposit on obverse. VF.

From the Dr. Jay M. Galst Collection, purchased from Herb Kreindler. Ex Classical Numismatic Auction XV (5 June 1991), lot 774.