It's an old-mine cushion cut. GUEST: Right ... I just had to let you know about the diamond. GUEST: Well, I'm glad you did. That made my day. (laughing) My year. APPRAISER: Yeah, but thanks ...

(IDEX Online) - Rio Tinto has unearthed a highly unusual 0.45-carat purple diamond at its Diavik mine in Canada's Northwest ...

An example is the old mine cut, which creates a squarish stone with rounded corners and a high crown (the top portion of the diamond), a style popular in the Georgian and Victorian eras.

Project Description Despite the downturn in the global diamond market since the second half of 2023, Debswana is pressing ...

Botswana has announced a 16% cut in its diamond production for 2025, a significant decision reflecting the country’s response to ongoing challenges in the global diamond market. ・Botswana will cut its ...

Botswana's main diamond company has paused production at some of its mines, citing a prolonged downturn in global demand. Debswana, a joint venture between the government and global mining giant De ...

Karowe Mine alone has produced four other diamonds ... in 1905 and gifted to the British monarchy in 1907. The diamond was cut into nine large stones and close to 100 smaller stones, some of ...

Composed of approximately 300 carats of old mine-cut diamonds, the historic piece was once worn during royal coronations and is rumoured to hold ties to the scandal that tainted Marie Antoinette ...

Rio Tinto has announced the discovery of an extremely rare fancy colour diamond in Canada. In a social media post, the diamond producer announced the recovery of a 0.45 carat fancy colour purple ...