GREAT SELJUQ: Malikshah I, 1072-1092, AV fractional dinar (0.89g), Isfahan, AH484, A-1674B, struck from special dies for the much smaller fractional dinar, citing the caliph al-Muqtadi and the Qur'an Sura 112, carefully struck, lovely VF, RRR.
Estimate: 400-600 USD