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World’s largest pink diamond expected to fetch up to $30m at auction

The 37 carat stone is being auctioned by an anonymous owner.

Forget gold, diamonds seen as haven as new gems product listed

Packs of investment-grade diamonds are listed on Singapore Diamond Investment Exchange.

Diamond stocks are crashing this year, but gem prices aren’t

Lucara and Gem Diamonds shares sank more than 30% in past year.

Christie’s to auction rare large diamond in November

The white diamond is 50% bigger than the largest stone that's come up on the market, which was 110 carats.

Canada’s Lucara sells world’s largest uncut diamond for $53 million

Unsold stone 'weighs heavily' on the company's stock.

Giant pink diamond discovered could be Alrosa’s most expensive

Company says it might cut and polish the stone itself.

Petra Diamonds restarts Tanzania mine, sticks to output target

Shares fall 7%, down 50% this year.

Botswana seeks option to buy unusually big diamonds from its mines

Tshetlhane says it is not unusual for governments to have first option to buy precious stones.

De Beers said to hire leak hunter to probe gem data breach

Miner hires KPMG to find leak source.

De Beers pours cash in diamond ads with biggest spend since 2008

Diamond miner boosts marketing budget to $140 million in 2017.

World’s first diamond futures exchange starts trading in India

Exchange has 20 large diamond companies as trading members.

Zimbabwe court halts mining at state diamond firm

Saying it had not received a permit from the environmental agency allowing it to operate.

De Beers Botswana targets highest diamond production since 2014

Miner aiming for 22 million carats this year, above target.

Tennis ball-sized ‘diamond in the rough’ too big to sell

Lucara's Lesedi La Rona will have to be cut in order to find a buyer, industry insiders say.


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