Watch List notes:

Idrisid, silver Dirham, Idris II, AH 175-213, Abbasiya mint, AH 213, cracked, extremely rare, wt. 2.08gms.
*ex Morton & Aden Important Coins Of The Islamic World lot 81 this coin.
Appears to be the first and only coin published for this mint to this dynasty.

Estimate: 700 - 800 GBP