ARAB-SASANIAN: Farrukhzad, ca. 695-699, AE pashiz (4.13g), Dasht, AH104, A-41A, Gyselen-53, standard Sasanian obverse & reverse, mint abbreviation DShT is almost certainly Dasht Mishan, as on post-reform silver dirhams, corrosion spot on reverse, Fine, RR.
Estimate: 100-140 USD