'Golden Bachelorette' Joan Vassos gets engaged to Chock Chapple with 4-carat diamond ring 'Golden Bachelorette' Joan Vassos ...

Rare 18th-century diamond necklace, linked to Marie Antoinette scandal, fetches €4.5M at auction ...

The more scarce something is, the more it is worth. So a larger stone doesn’t just cost more. It also costs more per carat. A 1-carat diamond weighs the same as four 0.25-carat diamonds. But even if ...

From afar, it might appear like an ordinary nail polish, but a closer look reveals the secret behind its exorbitant price—a ...

De Beers will disclose the specific country of origin for diamonds over one carat, tracing them to Botswana, Namibia, South ...

Diamonds and other gemstones are weighed in metric carats: one carat is equal to 0.2 grams, about the same weight as a paperclip. (Don’t confuse carat with karat, as in “18K gold,” which refers to ...

The man-made diamond boom is over, and prices for ultra-trendy lab-grown diamonds are set to tumble this year, industry veterans say. Paul Zimnisky, a leading diamond analyst, foresees jewelers ...

De Beers will begin to provide country-of-origin information for all rough diamonds larger than 1.25 carats registered on its Tracr platform that are sourced from its company’s mines. Starting in 2025 ...

As far as auction conducted by Panna diamond office is concerned then 64 pieces of diamond, weighing 111.45 carat, remained ...

Lab-grown diamonds are also being used for money laundering. Late last year, Indian and Hong Kong customs revealed a joint operation in which they discovered “cheap synthetic diamonds were being ...

It also announced it would disclose the origins of all 1.25-carat and larger rough on its Tracr platform. Meanwhile, Duma Boko’s election as Botswana president — defeating Mokgweetsi Masisi — created ...

Recent studies suggest that injecting solid particles into the atmosphere may significantly mitigate stratospheric warming.