Hiya. Strange shape, but certainly no apothecary jar which are not usually found with garish gilding and enamel.
It is a decorative glass from Bohemia (90%) or Italy (10%) in a technique the Italians call "terzo fuoco", three times fired. It is made in three operations, hence the name.
There were - and are- many companies using this technique and they are fiendishly difficult to attribute.