Watch List notes:

ISLAMIC, al-Andalus (Spain). Umayyads. temp. Muhammad I ibn 'Abd al Rahman, AH 238-273 / AD 852-886. Dirham (Silver, 26 mm, 2.35 g, 5 h), citing Muhammad ibn Abd al-Rahman, al-Andalus, AH 246 = AH 860/1. Album 343.1. Brushed, otherwise, very fine.