The global jewellery market is steadily expanding, with Deloitte’s Sparkling Success report placing its size at US$353 billion in 2023 and projecting it to reach about US$482 billion by 2030, an addition of more than US$100 billion in seven years. India’s jewellery sector, valued at US$80–85 billion in FY24, is on a similar upward track, with estimates suggesting it could more than double to US$225–245 billion by FY35.Natural diamonds are now anchored to a tightening supply base. Boston Consulting Group (BCG) and De Beers, one of the world’s largest diamond companies, warn that primary supply is projected to shrink by...