Bengal Sultanate, Ghiyath-ud-din Bahadur (AH 720-724/1320-1324 AD), Khitta Lakhnauti Mint, Silver Tanka, Obv: al sultan al-a'zam Ghiyath ud dunya wa'l din abu'l muzaffar Bahadur Shah al-sultan bin sultan, Rev: al-imam al-mut'asim amir al mominin, mint name in margin & date off flan, 10.7g, 26.11mm, (G&G # B108), about very fine.