Sultanate Coins
Delhi Sultanate
08. Jalal At Al-Din Radiyya (AH634-637/1236-1240AD)

Silver Tanka
Delhi Sultanate, Turk Dynasty, Jalalat ud-din Raziya (AH 634-637/1236-1240 AD), Dehli Mint (off flan), Silver Tanka, AH 635, In the name of her father Iltutmish, Obv: al-sultan al-a'zam Shams ud dunya wa'l din Altamish al-sultan nusra amir al mu'minin in a double square, Hijri year, and mint name in Arabic words in the margin, Rev: fi ahd imam ul mustansir amir ul mominin in a double square, Hijri year, and mint name in the margin, 10.78g, 27.00mm, (Variant of G&G # D100, instead of Iltutmish, Altamish is engraved), about very fine, Extremely Rare.

Note: Iltutmish's name here reads as 'Altamish', as there is only a single 'te' in the legend as opposed to the more common double 'te'.
Estimate: INR 75000 - 100000