Delhi Sultanate, Tughluq Dynasty, Muhammad bin Tughluq (AH 725-752 / 1325-1351 AD), Dehli Shahur Mint, Silver Dinar (Tanka), AH 741, In the name of Abbasid Caliph Al Mustakfi, Obv: Arabic legend "fi zaman al-imam al-mustakfi billah amir al-mu'minin abu rabia sulaiman khuld allahu khilafatahu", Rev: Arabic legend "durba hadha al-dinar al-khalifat fi ad-dehli shahur", Hijri year 741, 10.6g, 24.30mm, (G&G # D430), about very fine, Extremely Rare.

Note: Silver coins of this type are extremely rare as compared to the gold coins.