It is a dark cobalt blue atmospheric jar. It was sold to me a an apothecary jar 20 + yeqars ago.
Total height of the jar without the clasp is 273 mm. From the base to the neck is 220 mm, the neck is 25 mm, the lip is 8mm and the lid/ cap is 20 mm. The glass is textured with no company markings. The clasp appears to have been hand made .