FATIMID: al-Mustansir, 1036-1094, AR dirham (2.18g), Halab, AH454, A-723H, Nicol-1716 (type X11), stellate design as on the Sicilian gold ¼ dinars; this is the only reported stellate silver full dirham (fractional dirhams also exist, same rarity); date weak but sufficiently legible, Fine to VF, RRR.
Estimate: 400-600 USD