Watch List notes:

FATIMID: al-Mu'izz, 953-975, AR narrow dirham (2.92g), al-Mansuriya, AH343, A-X699, Nicol-, same style as the half dirham, but weight of a full dirham (type known for mints of Barqa, Misr, al-Mansuriya and al-Mahdiya, all extremely rare), VF, RRR. Nicol listed the full dirham for al-Mansuriya only with date missing (Nicol-464).

Estimate: 200-300 USD