Mashallah Tabarak Allah A rare museum piece dating back to the Abbasid Caliphate in the year 150 AH. Additional information about the Islamic Dinar: The mint city is not written on the dinar like the dirham, because the gold dinar is minted with the Caliph. Weight: 4 grams of gold Abbasid era Caliph Abu Ja'far al-Mansur < The most famous caliphs of the Abbasid state > The piece has been examined and there is a certificate of authentication for the piece, which will be sent to the serious buyer.