De Beers has not historically been the only diamond giant to push back against the sale of synthetic diamonds, which Bloomberg described as "an existential threat to the natural mining industry." ...

This year the volumes it is achieving at auctions to its "sightholders" (authorised purchasers who process the rough diamonds for onward sale into the retail market) have plunged. October's ...

They were grown in a laboratory rather than mined from the earth. Mainly sold in the US, synthetic diamonds tap into a "growing backlash against... blood diamonds" to fund wars, says Rachel ...

However, some people are starting to look for alternatives to the pricey gift, namely in the form of synthetic diamonds. But while people may think that synthetic diamonds are the more ethical ...