Lamp by Venturi Arte Studio.
Gilded bronze, Murano glass.
Dimensions: 281 x 281 x 549mm
Polygons: 37 143
Units: Millimeters
Material library file added to archive
Link https://www.venturiarte.com/artistic/ 
Who works in V-Ray version lower than 3.1, be careful, in the materials in the BRDF section there is Microfaset GTR (GGX), if your version is older than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - which is preferable for you.