Limelight Diamonds | Lab-grown Diamond Jewellery. India's Largest Lab Grown CVD Diamond Jewellery Brand 💎 20+ exclusive stores & 40+ shop-in-shops spread across 35+ cities. As the leading sustainable brand in India, Limelight has been in the forefront of showcasing lab grown CVD diamond studded jewellery from India to the world. Limelight Diamonds was also announced as the first exclusive CVD diamond jewellery brand from India to achieve an ESG+ certification with a Butterfly Mark.