Watch List notes:

RASULID: al-Mansur 'Umar I, 1229-1249, AR dirham (1.82g), Mabyan, AH636, A-1100.3, type C (diamond with excurvate sides), full mint & date, rare mint, lovely bold strike, lightly stained (should be easily removable), EF, RRR.

Estimate: 110-150 USD