Watch List notes:

RASULID: al-Mansur 'Umar I, 1229-1249, AR dirham (2.03g), Zabid, AH635, A-1100.2, type B (central square both sides), full mint & date, without any weakness, EF, RRR. Only three examples of type A-1100.2 are on CoinArchives, 1 of 'Adan and 2 of Zabid.

Estimate: 150-200 USD