ISLAMIC, Time of the Rashidun. Pseudo-Byzantine types. AH 15/16-23/4 / AD 637-643. Fals (Bronze, 29 mm, 11.23 g), Arab-Byzantine type, derived from folles of Justin and Sophia from Nicomedia, Scythopolis (Baysan), after AH 20 = AD 641. CKVΘOΠOΛHC (in Greek) Imperial figure, holding globus cruciger in his right hand, and imperial figure, holding cruciform scepter in her right hand, seated facing on double throne. Rev. Large M between A/N/N/O and 'mqsm' (in Kufic); above, cross; below, A; in exergue, NIK. Album 98. DOCAB 83. Goodwin&Gyselen p. 52, 29. Very rare. Cleaning scratches and with minor deposits, otherwise, about very fine.