FATIMID: al-'Aziz, 975-996, AR ½ dirham (1.28g), Atrabulus (Tripoli in Libya), AH372, A-705, Nicol-651A, full mint & date, extremely rare mint in silver, known for years AH367-373 and 380, about 10% flat, still quite attractive, VF, RRR.
Estimate: 200-300 USD