'Abbasids
al-Ma'mûn, 195-218 H./811-833 AD Dinar 208 H, no mint (Fustât), with the name of the Egyptian governor 'Ubayd-allâh ibn as-Sarî (206-211 H) and li'l-khalîfa al-Ma'mûn above and below the rev. field, mark: an annulet at the bottom of the rev. field below al-Ma'mûn. Bernardi 97; Lowick/Savage 141; Qatar I 1146. 4.03 g.; Very rare variety Very fine