Mark Jones Antiques has dated this piece to the 1860s.
Dimensions: 19.5cm high, 40cm wide, 25cm deep
9672, and was noted as acquired by the India Museum before 1879.

A very similar casket, also in the Victorian & Albert collection, was purchased by the East India Company and exhibited at the Great Exhibition, London in 1851.
Reference: Jaffer (A.) Furniture from British India and Ceylon
Mark Jones Antiques has dated this piece to the 1860s.
Mark jones antiques are dealers in fine antique furniture, ‘design’, works of art, and works by the sporting artist ‘snaffles’.
You can view the stock and full dealer information on the Mark Jones Antiques Profile Page