Watch List notes:

Sultans of Bengal, Danujamarddana Deva (819-821h), silver Tanka, Chatigrama, SE1339, 10.66g (GG B315). Test-cuts and flower punch-mark on obverse, very fine and very rare.
ex Baldwin's Auction 31, 14-15 October 2002, lot 527

Estimate: £250-300