Watch List notes:

ALMORAVID: Yusuf, 1087-1106, AV 1/8 dinar (0.59g), NM, ND, A-464B, just la ilah illa Allah on obverse, muhammad rasul Allah on reverse, anonymous, and tentatively assigned to Yusuf or his son & successor 'Ali b. Yusuf, ornate calligraphy known from the Almoravid period, VF, RRR. Similar to the ¼ dinar, type A-464A, thus likely also struck at Sijilmasa.

Estimate: 350-450 USD