Built on a 60-year jewellery legacy, the brand combines exceptional craftsmanship, contemporary design and lab-grown diamonds for a new generation of consumers Mumbai, Maharashtra, India (NewsVoir) Firefly Diamonds, one of India’s fastest-growing lab-grown diamond jewellery brands, has crossed a significant milestone with the opening of its 10th store in India, reinforcing its position among the country's largest and most rapidly expanding players in the lab-grown diamond jewellery segment. Firefly Diamonds has established a presence across five major cities – Mumbai, Pune, Delhi, Bengaluru and Hyderabad – serving a growing community of over 2,000 customers celebrating life's most meaningful occasions, from engagements and weddings to anniversaries, birthdays and everyday milestones.