TS Kalayanaraman, the chairman and managing director of Kalyan Jewellers, is the wealthiest jeweller in India with a net worth of $1.3 billion, according to a Wealth-X report. Kalayanaraman opened his first jewellery shop in Kerala in 1993, with a capital of $1 million. Mumbai-based Nirav Modi has been ranked 2nd in the list with a net worth of $1.1 billion.