ISLAMIC, 'Abbasid Caliphate. temp. Al-Rashid, AH 170-193 / AD 786-809. Dirham (Silver, 23 mm, 2.78 g, 9 h), al-Rafiqa, AH 188 = AD 803/4. SICA III, 763. Nicely toned. Very fine.
From a Swiss collection of Umayyad and Abbasid coins, assembled in the 1970-1980s (with original flip with S. Album's description).