Watch List notes:

ISLAMIC, Time of the Rashidun. Pseudo-Byzantine types. Fals (Bronze, 26 mm, 4.64 g, 12 h), likely imitating a RY 3 follis of Constans II, Class G. Uncertain mint, circa AH 24/5-27/8 / AD 645-647. Crowned and draped beardless bust facing, holding globus cruciger in his right hand; around, traces of legend. Rev. Large M flanked by N/X and N/A; above, blundered cross; below, A; in exergue, OHO. Goodwin&Gyselen, p. 48, Class G. H. Pottier, I. Schulze and W. Schulze: 'Pseudo-Byzantine Coinage...', in: RBN 154 (2008), Class III, 1a, Fig. 1. Overstruck on a halved Byzantine follis. Traces of overstriking, otherwise, very fine.