Copper fals of Caliph al-Mansur (754-775, Shash mint, governor Sayyid bin Yahya, 149 AH/766 AD, Abbasid Caliphate

Arabic inscriptions spread on both sides: Kalima, date and mint around. Dated to 149 AH = 766 AD, mint of Shash (Chach or modern Tashkent). 18mm, 2.41 grams.

Rare Central Asian Abbasid issue, struck at the fringes of the Abbasid Empire.