ASSASSINS AT ALAMUT (BATINID): Muhammad I, 1138-1162, AV fractional dinar (1.00g), Kursi al-Daylam, AH557, A-1918A, without his personal name Muhammad b. Buzurgumid, struck only in AH557, briefly resumed by his successor al-Hasan II in 560-561, some weakness but bold mint & date, with the phrase baldat al-iqbal ("the city of prosperity"), VF, RRR.
Estimate: 3,000-4,000 USD