The R&M “Lettre”

Lucara Diamond Corporation has sold a stone that was originally part of the second-largest rough diamond in history for more than $17 million.

Indian banks have supported the Indian gem and jewellery industry over the years, so much so that today the sector has grown to become a world leader.

Sarine Technologies, which supplies equipment to diamond manufacturers, saw sales increase in the first quarter, reflecting improved sentiment in the cutting and polishing sector.

Jewelry sales at Richemont — owner of Cartier and Van Cleef & Arpels — increased 7% in the past fiscal year, standing out as a rare growth sector for the luxury group.

Over the last years, production of gem-quality synthetic diamonds in Russia and abroad has been on the fast track. According to analysts, synthetic diamond output by 2035 will match that of natural diamonds.

At 8 a.m. Tuesday, Tiffany & Co. posted a note written expressly for Donald Trump on its Facebook page.

Chow Tai Fook has joined forces with Chinese online retail giant JD.com, which will become the jeweler’s preferred internet sales channel.

“It takes 20 years to build a reputation and five minutes to ruin it. If you think about that, you would do things differently.” — Warren Buffett.

For a company that says it wants to increase transparency in the jewelry industry, getting answers out of Brilliant Earth about its tracking system has traditionally been frustrating.

De Beers increased returns to governments, communities, supply chain partners and its joint venture partners by 26 percent to $5 billion in 2016, according to its latest Report to Society, published today.

De Beers is looking to make some of its mines carbon-neutral within half a decade by storing carbon dioxide inside kimberlite rocks.

The Gemological Institute of America reports that a mined white diamond with an extremely thin layer of blue lab-grown diamond on top was submitted to its New York laboratory recently.