ISLAMIC, Time of the Rashidun. Pseudo-Byzantine types. Fals (Bronze, 21 mm, 3.18 g, 12 h), imitating a RY 3 follis of Constans II, uncertain mint, circa AH 24/5-26/7 / AD 645-647. IΛPЄ CObST Bust of Constans II facing, beardless, wearing crown and chlamys, holding globus cruciger in his right hand. Rev. Large M flanked by A/N/A and I/H/I; above, cross; below, Γ; in exergue, NЄOv. H. Pottier, I. Schulze and W. Schulze: 'Pseudo-Byzantine Coinage in Syria under Arab Rule', in: RBN 154 (2008), Pl. VII, class III.1a.1. Very rare and in an exceptional condition for the type. A well struck example with lovely earthen highlights. About extremely fine.
Although the style of the issue is excellent and there are few spelling errors, the relatively low weight, the shape of the flan and first and foremost the blundered date are evidence enough to call it a Pseudo-Byzantine type.