TAIFAS ALMORAVIDES: Anonymous, 1146-1155, AV dinar (3.80g), NM, AH55x, A-405, final date digit seems to have been engraved twice, probably intended for "2", thus AH552; all of the Arabic is carelessly engraved, presumably by an engraver who did not know Arabic and was just copying an image, perhaps handwritten, EF, RR.
Estimate: 400-500 USD