AGHLABID: Ziyadat Allah I, 816-837, AE fals (2.21g), al-Qayrawan, AH220, A-440, al-'Ush-263, lovely VF, RRR. This is the earliest coin bearing the mint name al-Qayrawan; the dirhams of the 160s-180s published by Nesselman in 1857 almost certainly bear the mint name Ifriqiya or al-'Abbasiya.
Estimate: 150-220 USD