QASIMID: al-Mahdi Muhammad, 1697-1718, AR dirham (1.62g), NM, AH1118, A-1141.4, 4th series, struck 1117-1118, royal legend // undeciphered phrase, average strike, VF-EF, RR. Fourth standard is about 1.80-2.00g, with some weight variation.
Estimate: 70-100 USD