Very beautifull late english infuenced silver box from Burma from around 1900

Very beautifull late english infuenced silver box from Burma from around 1900.
From a Seri set (bettelnut chalk box. There is still some chalk inside).
It has no silver mark but it might be not the full 925 but close.

L X W X H
5.2 x 7.2 x 5.5 cm
2 x 2.8 x 2.2 inch

0.132 kg
0.286 lb