ISLAMIC, Umayyad Caliphate. temp. Mu'awiya I ibn Abi Sufyan, AH 41-60 / AD 661-680. Dirham (Silver, 32 mm, 3.91 g, 4 h), Arab-Sasanian, Khosrau type, SK (Sistan), AH 48 = AD 668/9. Crowned and draped Sasanian-style bust to right; behind head, AFZUT GDH ('may his kingship increase' in Pahlawi); before head, 'HWSRWD' ('Khosrau' in Pahlawi); in outer margin, 'bism Allah' ('In the name of Allah') and 'Rabbi' ('my Lord') in Kufic. Rev. Fire altar with ribbons flanked by two attendants; in upper field to left, star; in upper field to right, crescent; to left, date; to right, SK (name of the mint in Pahlawi). Album 5. SICA I, 358ff. Walker, Arab-Sassanian, p. 20, 27. About extremely fine.