Delhi Sultanate, Tughluq Dynasty, Muhammad bin Tughluq (AH 725-752/1325-1351 AD), Gold Tanka, AH 733, struck in the name of his father Ghiyath ud din Tughluq, Obv: Arabic legend “duriba fi zaman al-'abd al-raji rahmat Allah Muhammad bin” within a double pentafoil, Rev: Arabic legend “as sultan as sa'id al-shaheed Tughluq Shah” & talath wa talatin wa sabamaya (=733), 10.86g, 20.10mm, (G&G # D345), test marks, about very fine, Rare.