Factory visit to Nikhaar Jewels | Jewellery Dept As JD Institute believes in giving lots of exposure to students during their one year of diploma course in Jewellery design. So, it was an exciting experience for students when Nikhaar Jewellery Pvt ltd. Agrees to give an introduction to jewellery manufacturing process and show them their manufacturing unit. Nikhaar Jewellery, a brand which concentrates on exclusive and