The Diamond Certification Laboratory of Australia (DCLA)
Buy and sell diamonds with the help of the experts
A 207.29 carat rough diamond recovered at its Zarnitsa mine in the Yakutia.
The gem quality diamond measuring 38 Ñ… 37 Ñ… 18 millimeters is the largest found since open cast mining started at the Zarnitsa pipe in 1999.
Diamond production in the first quarter at Zarnitsa was 2.3 times the output year on year due to mine capacity.
A blue diamond became the most expensive jewel ever auctioned, setting a record price for a jewel in auction when it sold at hammer for $US58 million ($80 million AUD).
The Oppenheimer Blue, at 14.62 carats, is the largest fancy vivid blue diamond to be auctioned at Christie’s auction in Geneva. The Auctioneers estimated was $US46 million.
The Blue diamond was named after owner, Sir Philip Oppenheimer, whose family controlled De Beers for 80 years before selling a stake in the diamond company to Anglo American in 2012.
Lucara Sells Its 813 Carat Diamond for US$63 Million, the Highest Price Ever Achieved for the Sale of a Rough Diamond.
Lucara, is pleased to announce that the exceptional 812.77 carat, Type IIa diamond recovered from the Karowe mine in Botswana in November 2015, has been sold for US$63,111,111 (US$77,649 per carat).
As part of the sale, Lucara has partnered with Nemesis International DMCC, and retains a 10% interest in the net profit received from the sale of the resultant polished diamonds.
The 813 carat diamond has been named, “The Constellation”, in collaboration with our partner. Lucara is a well-positioned diamond producer.
The Company’s main producing asset is the 100% owned Karowe Mine in Botswana.
Sotheby’s will auction the 1109 carat “Lesedi la Rona” Our Light” in the Tswana language spoken in Botswana.
The rough diamond is the second largest gem quality to be discovered, and the largest rough diamond in existence.
Lucara Diamond Corps Karowe mine in Botswana, recovered the diamond in November 2015.
It is estimated to achieve in excess of $70 million.
The rough diamond weighing 9.17 carats was recovered in August 2015, and after weeks of assessment, the Argyle Violet was polished down to a 2.83 carat, oval-shaped diamond.
The exceptionally rare diamond will showcase in June at the 2016 Argyle tender. Rio Tinto says the rare violet diamond, the largest of its kind ever found at Australia’s Argyle mine will be up for sale as part of the annual Argyle pink diamonds tender.
GIA has certified the diamond as a Fancy Deep Greyish Bluish Violet.
The 10.10 carat oval shape, vivid blue diamond flawless diamond sold for $42 Million ( $32 Million USD ) , it took just minutes to hammer at Sotheby’s Hong Kong.
The Vivid Blue diamond named the De Beers Millennium Jewel 4 is one of the De Beers Millennium Jewel collection.
The exceptional diamond recovered at a mine in South Africa is the largest diamond of its kind to appear at auction.
The Diamond was purchased by an anonymous telephone bidder at a record price for a gemstone at auction in Asia.
Christie’s is set to auction the exceptional 14.6 ct Vivid Blue diamond, it could sell for as much as $45 million a new record for a blue diamond.
Blue diamond is one of the rarest and valuable of colours, the colour comes from the carbon bonding with boron.
Only one in ten of all blue diamonds are larger than a carat and fewer have the highest colour rating of vivid. Vivid is the purest blue colour, dark rich, navy blue.
The diamond, called the Oppenheimer Blue, was owned by Philip Oppenheimer, the late chairman of the De Beers diamonds.
Lucapa Diamond Company has recovered the largest recorded diamond ever found in Angola.
The 404.2 carat rough diamond has been confirmed as type IIa D colour, according to Lucapa’s statement.
Lucapa is a listed Australian Securities Exchange company recovered the exceptional rough diamond at Mining Block 8 of the company’s Lulo Diamond Project in Angola.
Mining Block 8 has already produced more than 60 large diamonds since mining August 2015. Previous largest diamond from Lulo was 133.4 carats and the previous Angolan record was set by the 217.4 carat Angolan Star recovered from the Luarica mine in 2007.
Lucapa holds a 40 percent interest in the alluvial diamond mine it operates in Lulo, Endiama has a 32 percent interest and private local partner Rosas & Pétalas holds the remaining 28 percent.
Lucara Diamond Corporation in Botswana has officially named the largest diamond to be discovered in 100 years.
The name is "Lesedi La Rona", which means "our light" in Setswana.
The diamond is second in size only to the Cullinan diamond discovered in South Africa.
The diamond will likely be sold by the middle of this year. Lucara will not polish the diamond before selling it.
Graff Diamonds first Australian boutique has opened in Crown Melbourne.
The latest store will house Graff’s exceptional diamonds, gemstones and timepieces.
CEO Francois Graff said over the pasted fifteen years Graff has opened in Europe, the Middle East, Asia and North America.
Graff stores are in fifty five locations in the most luxurious shopping destinations around the world.