Arabic inscriptions within squares and in margins on both sides: al-sultan al-azzam rukn al-dunya wa'l din abu'l muzaffar kaikaus al-sultan bin al-sultan bin sultan, "from the land tax of banga" around / legends citing caliph al-Mustasim. Dated to 689 AH = 1290 AD. 29mm, 10.7 grams. Lakhnauti mint. Rare. "The coins of the Indian Sultanates" B88.