(IDEX Online) - Christie's New York is to sell two blue diamonds - both with estimates of $6.5 million to $8.5 million - on ...

Gem Diamonds reported higher revenue for Q1 2026, driven by large, high‑value recoveries, even though the total volume of ...

The Natural Diamond Council, together with the London Diamond Bourse, complained that both retailers had misled consumers by ...

Signet remained the biggest-grossing jeweler in North America by far in 2025, but Richemont replaced Walmart in the number ...

Watches of Switzerland (WoS) reported a 13% increase in annual sales to $2.4 billion, driven largely by strong momentum in ...

India has more than doubled tariffs on gold and silver - up from 6% to 15% - in a move aimed at easing pressure on its ...

The Kimberley Process must "think beyond superficial marketing adjustments" and meet its minimum expectations, the civil ...

(IDEX Online) - The governments of Botswana and Angola have become affiliated members of the World Federation of Diamond ...

So Alrosa must be playing the long game - buying scarcity, not demand. The core economic logic behind building the new and ...

Production at the Murowa diamond mine, in Zimbabwe, has reportedly been suspended, as owners RioZim struggle to pay workers ...

The Ocean Dream, a 5.50-carat fancy vivid blue-green diamond, sold for a record $17.3 million at Christie's Geneva. It was a ...

A huge 11,000-carat rough ruby has been recovered in Mogok, Myanmar, according to state media. It's just over half the size ...