KARTS: Mu'izz al Din Husayn, AR 6 dirhams (4.16g), uncertain mint, AH(77)1, A-2352, type AD (plain hexafoil / spiraled kalima in highlighted square), EF, RRR. The mint name is probably Nishapur, rather stylized, also known for the 12 dirham issue of the same ruler.
Estimate: 175-225 USD