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Stylistically I would say probably Indian and leaning towards the regions closer to N.East as there is a bit of a Tibetan look about it.
Add a picture of the bottom and the inside id possible, it might be a 19th Century spice box or something like that. COuld be a 'prayer wheel' if the bottom has a small rod-hole piercing on the underside.
Difficult to gauge the size and material , but I am assuming it is copper (and brass?) judging from the ropetwist ornament on the top