(IDEX Online) - Christie's New York says its latest auction raised $8.5m and "highlights the continued strength of the online ...

The Jwaneng 28.88 carries a pre-sale estimate of $2.2m to 2.8m (HKD 17m to HKD 22m), equivalent to up to $97,000 per carat.

De Beers has reportedly slashed the number of sightholders who can buy their goods by as much as a third, as it seeks to ...

The 23.24-carat Golconda Blue was the largest fancy vivid blue ever offered at auction (May 2025 at Christie's Geneva) with ...

Gem Diamonds swung to an annual loss before exceptional items of $9.1m in 2025, compared with a profit of $8.1m in 2024. A ...

South Africa has introduced new guidelines to retain more economic value from its rough diamonds by promoting local cutting ...

(IDEX Online) - Lucara yesterday (16 March) announced the recovery of a 36.92-carat blue diamond from its Karowe mine, in ...

Botswana's credit rating has been downgraded for the second time in six months by the ratings agency S&P Global, in response ...

(IDEX Online) - Actress Natalie Portman stars as herself in a new global campaign film for Tiffany & Co. The three-minute ...