Arabian Empires - Ayyubid-Seljuq - Atabegs of Arran - Atabek Chavli (AH535-541) - AE Fals or Dirham nd. (c. AH540), Madine Ardabil (A --; Wilkes --; ZENO87749) citing (Seljuq Sultan) Mas'ud (AH529-47) & Caliph al-Muqtafi (AH530-55) - 15.02 g.- a.VF, very rare and unlisted