BANU HILAL: Anonymous, 11th century, AV dinar (4.01g), NM, ND, A-A461, citing only the Rashidun (Abu Bakr, 'Umar, 'Uthman and 'Ali) in the reverse center (in two lines, rather than the more common version in four lines), blundered margin legends, EF, RR. Nicol has attributed the earliest versions, occasionally dated (before AH440), to the Khazrunids, with the later undated versions after the Banu Hilal emergence around Tunis and Tripoli.
Estimate: 500-600 USD