Watch List notes:

ALMORAVIDES. Ali Ibn Yusuf. Quirate. (Ar. 0.77g / 11mm). 500-537H. (Vives does not quote; CMA (Eustache) 317A). The Bank al-Maghreb copy has the same characteristics as this one, in the note (page 194) reference is made to al-Qadir of Valencia or Toledo. Very Fine. Very rare.