I looked through the Zeno database for silver coins of similar size and weight of the Habbarids (Amirs of Sindh). The closest one I found is this one, which appears pretty close after accounting for differences in dies and striking positions.
https://www.zeno.ru/showphoto.php?photo=328357
It is attributed to Ahmad I (or II?) at Mint 3, circa AH 340-390 = AD 950-1000