Delhi Sultanate, Khilji Dynasty, Ala ud-din Muhammad Khilji (AH 695-715/1296-1316 AD), Dar- ul-Islam Mint (off flan), Silver Tanka, Obv: al-sultan al Azam ala ud duniya wal din Abul Muzaffar Muhammad Shah al-sultan, Rev: Sikandar al-thani yamin al khilafa nasir amir ul muminin in square, mint and hijri date offlan in the margin, 10.80g, 28mm, (Type G&G # D225), about extremely fine.