The price of a ring-size single-carat stone has fallen by 37 per cent. To survive, luxury jewellers will have to persuade their clientele that a natural diamond is still worth the outlay.

Chinese scientists have created a ‘super diamond’ 40% harder and far more durable than natural ones. Experts say the creation could lead to breakthroughs across several key industries that rely on diamonds,

Lab-grown diamonds offer the same brilliance, durability, and beauty as natural diamonds while being more affordable, ethical, and eco-friendly. As the demand for sustainable luxury grows, India’s lab-grown diamond market is projected to see significant growth,

Sonny Jogia, managing director of Sonny's Jewellers and JQ Diamonds in Birmingham, said there was a "big demand" for affordable lab-grown fashion jewellery. "There was massive reluctance from a lot of businesses around here initially," he said.

Scientists have struggled to recreate lonsdaleite in the laboratory but now, a team of Chinese researchers have engineered a way to synthesise “well-crystallised, nearly pure” hexagonal diamonds from graphite.