Chittagong, Trade coinage, Tanka, in the name of Bahadur Shah, no mint or date, 10.46g/5h (GG B1010A). Shroff-mark on obverse, otherwise very fine, very rare £150-£180

A Collection of Coins of the Indian Sultanates, Part I, DNW Auction 164, 9 October 2019, lot 3046 [from S. Album July 2010]