Bengal Sultanate, Coin struck in the name of Ghiyath ud-din Balban (the sultan of Delhi) (AH 664-686/1266-1287 AD), Khitta Lakhnauti Mint, Silver Tanka, AH 685, Obv: Arabic legend "al-sultan al-a'zam Ghiyath ud dunya wa'l din Abu'l Muzaffar Balban al-sultan" within a single square, in the centre, the Hijri year, month off flan & mint name Khitta Lakhnauti completely visible in margin, Rev: Arabic legend "al imam al-musta'sim amir al mu'minin" within a double square, in the centre, the Hijri year 685, month & mint name off flan in margin, (Variant of G&G # B79, Date is unlisted for the type), sharp strike, nice toning, graded & slabbed by NGC as AU 58.

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