Edison Caged Pendant by Restoration Hardware.
Fitted with a valve and a striker a shade to protect the flame and a cage to protect the shade turn-of-the-century gas lamps were the forerunners of both 20th-century electrification and contemporary industrial design.
Link to the manufacturer: https://www.restorationhardware.com/ 

Who works with V-Ray version lower than 3.1 pay attention to materials section BRDF (Microfaset GTR (GGX)) if your version is older than 3.1 – this option will be empty and you have to choose:
BlinnWard or Phong depence on material.