Watch List notes:

ISLAMIC, Commercial and Coin Weights and Stamps. Umayyad Caliphate. Circa 8th - 9th centuries. CU Coin Weight (20mm, 2..73 g, 12h). bismillah/hada mithqal/waf in Arabic in three lines / bismillah 'ad[l] in Arabic in one line. As made, brown surfaces. Rare and interesting.