Nirav Modi, the 47-year-old billionaire accused in $1.77 billion PNB scam, is the founder of Firestar Diamond. Raised in world's diamond capital Belgium's Antwerp, Nirav Modi joined his uncle's business at Gitanjali Gems aged 19. He first designed a pair of earrings for a friend in 2009, and now counts actresses like Kate Winslet and Aishwarya Rai among his clients.