silver flask/bottle 1431 ?

hi ive had this silver item for a few years now very beautiful ornate piece it is about 4"high very highly decorated with 8 bells it has chain linked stopper chain link sames as 13th/14th century chalice v&a museum london there are engravings on top scenes and tablet which looks like 1431 there are also names a lot is inelidgable there are also images on side wether it was once painted and there is some sort of imprint left im not sure there are many of these throned monarchs women children etc think it may be christening bottle/flask and would appreciate any help having trouble uploading photographif you email i will send photo via email thanks terry