Watch List notes:

Almoravids, 'Alì b. Yusuf, with his heir Sir b. 'Alì (AH 522-537 / AD 1128-1143), AV Dinar. Madinat Fas, AH 523 = AD 1128. Kalima, "Commander of the Muslims 'Alì bin Yusuf the crown prince amir Sir" in five lines across field; Qur'an III, 85 around / "The Imam Abd Allah Commander of the faithful" in four lines across field; "In the name of God was struck this dinar in Madinat Fas the year ('am) 3 and 20 and 500" around. CMA -; Hazard -; Vives -. 4.10g, 26mm, 7h.

Very Fine. Areas of wear. An Unpublished date for this mint, for which previously only specimens dated AH 524 were known.