Islamic - NM AH 524-668. Muwahhid (Almohad) Anonymous, ND
AR Dirham
25 mm, 1,32 g
Good Very Fine
Certificate of authenticity and provenance included . 
Muwahhid (Almohad) Anonymous coin from North Africa (NM AH 524-668), specifically an AR Dirham. 
Muwahhid refers to the Almohad dynasty, a Berber Muslim movement and dynasty that controlled North Africa and Spain during the 12th and 13th centuries. "AR" stands for "Argentum," which means silver, so the  coin is likely made of silver. 
The coin has a diameter of 25 mm and weighs 1.32 grams, and it is described as being in "Good Very Fine" condition, which indicates that it has moderate wear but still retains a good amount of detail.