Bengal Sultanate, Nasir-ud-Din Mahmud, Gold Tanka, ab al muzaffar type, crude calligraphy, without mint name and date on either side and without any borders, the obverse legend is arranged differently, with smaller flan, and broader letters, Obv: al muwaid bitayid-ul-rahman khalifat ullah bil hujjat wal burhan, Rev: nasir-ud-din abul muzaffar mahmud shah al sultan, 10.95g, 19.59mm, (G&G # B 406), a minor dent, otherwise, about extremely fine. Rare.

Rated R on Rarity Scale by Goron & Goenka.

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