Auctions

De Beers to auction own polished diamonds for first time

De Beers has announced that it will auction polished diamonds manufactured from its own rough at its auction sales business…

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Graff Diamonds acquires 323-carat diamond for £13.5m

British jewellers Graff Diamonds says it has acquired a 323.72-carat rough fragment of the Lesedi La Rona diamond. The rough…

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‘Pink Star’ diamond sells for record-breaking £57m

A rare diamond known as the ‘Pink Star’ has been sold at auction in Hong Kong for $71m (£57m) –…

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Rapaport opens auction with more than 120,000 carats of diamond

Rapaport has opened its melee auction this week with more than 120,000 carats of diamond on offer. The auction offers…

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Jewellery from best-selling author Jackie Collins to go under the hammer

Jewellery owned by the late best-selling author Jackie Collins is set to be sold at auction later this year. The…

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14-carat Kashmir sapphire fetches £1.38m at auction

An “extremely rare” Kashmir sapphire single-stone ring has gone under the hammer for £1.38m. The 14.13-carat stone was the subject…

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Coloured diamonds steal show at Geneva auction

Coloured diamonds remain “highly desirable”, according to auction house Sotheby’s following its recent jewellery sale in Geneva. Leading the show…

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‘Extremely rare’ Kashmir sapphire to headline Bonhams’ auction

A collection of diamonds and gemstones – including a 14-carat Kashmir sapphire – will headline the final Bonhams London Fine…

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‘Extremely rare’ blue diamond Cartier ring could fetch £20.3m

Sotheby’s has announced it will auction an “extremely rare” fancy-vivid blue diamond ring by Cartier, which could fetch up to…

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Bonhams sells £2.3m rare blue diamond

Auction house Bonhams has sold a rare oval-cut fancy intense blue diamond for £2.3m. The diamond, which came from a…

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