Archive

  • Rio Tinto’s Argyle Pink Diamond tenders, the 35th since the mine started producing the rare pink, red and violet diamonds, received a lot of interest, the company says. As the Argyle mine is due to close next year, the 2019 tender is most likely one of the last tenders, explaining the double-digit growth in bids made on the lots of polished pinks, reds and purples. The most valuable diamond in the selection, the Argyle Enigma, was bought by Australia-based Star & Kiven Diamonds (Aurostar group), who also won the winning bid for the Argyle Verity.

  • Petra Diamonds has announced the sale of an exceptional, 20.08-carat blue diamond recovered at the Cullinan Mine in South Africa in September 2019, which fetched US$14.9 million, or approximately $741,000 per carat. The buyer is a leading diamond company that wishes to remain anonymous, the miner said in a press release.

  • Petra Diamonds will hold a special tender of the 20.08-carat blue diamond the miner recovered from the Cullinan mine in South Africa last month, with analysts speculating it fetch as much as $15 million. The stone is a gem-quality Type llb diamond. 

  •  A 10.64-carat Fancy Vivid Purplish Pink diamond sold for US$19.9 million (155,831,000 HKD) earlier this week at Sotheby's Hong Kong auction. That's $1.9 million per carat.

    The 10.65-carat, Internally Flawless Type IIa pink fell between its $19.1 to $25.5 million (150 million to 200 million HKD) pre-sale estimate. It is set between trapeze diamonds, mounted in 18 karat white and pink gold. The Magnificent Jewels and Jadeite sale totaled $300.8 million HKD, or $38.3 million.

  • Lucara Diamond Corp. has recovered an "exceptional" blue, 9.74-carat gem-quality diamond and a 4.13-carat pink gem-quality diamond from direct milling of South Lobe ore from its 100% owned Karowe Diamond Mine located in Botswana, the miner announced today. This follows the recent sale of a 2.24-carat blue which sold for US$347,222 per carat and other historic colored diamonds that have been recovered from Karowe in the past, including the 9.46ct "Aven Blue" which sold for US$477,000 per carat in 2012.

  • Petra Diamonds has recovered an exceptional 20.08-carat blue gem-quality Type IIb diamond from the Cullinan Diamond Mine in South Africa, which has been the world's only consistent source of some tremendous blue diamonds in the past.

  • Rio Tinto has launched a new collection of rare pink diamonds from its Argyle diamond mine in the east Kimberley region of Western Australia. Known as the “Argyle Pink Everlastings Collection”, this offering has been curated to showcase the full color palette of Argyle pink diamonds, weighing 0.14 carats and below. The Collection comprises 64 lots and weighing a total of 211.21carats. It is expected that less than 100 carats of the equivalent profile will be produced by the mine prior to closure in 2020, emphasizing "the finite raity of these beautiful gems.”

  • Russian diamond mining giant Alrosa will host its second annual True Colors auction of natural color diamonds in September at the Hong Kong Jewellery & Gem Fair from 16 to 20 September. The auction will last until September 23. 

  • A 14.83-carat pink oval diamond, cut from a rare 27.85 carat clear pink rough diamond mined in 2017 by Russia’s Alrosa could earn more than $60 million when it goes up for sale in November. Named The Spirit of the Rose (“Le Spectre de la Rose”) as a tribute to a legendary short Russian ballet that premiered in 1911, the preparation and cutting process was performed at the “Diamonds ALROSA” cutting factory in Moscow, and it will be the most expensive stone ever polished in Russia.

  • AGD Diamonds has recovered an extremely rare rough diamond at its processing unit operating at the Grib Diamond Field in Russia: a gem-quality, deep-lemon yellow colored diamond weighing 47.61 carats. The stone was unearthed on July 13.

    According to Rough & Polished, which issues press releases for AGD Diamonds, industry experts note its "extremely correct form, impeccable clarity and lack of technological flaws."

  • Rio Tinto has unveiled the collection of diamonds on sale at what may be one of its last tenders of the world's rarest pink and red diamonds, as the life of the Argyle mine in Western Australia is winding down. The mine produces more than 90 percent of Australia's diamonds, and is one of the only known sources of pink diamonds in the world.

  • Alrosa held a tender for polished diamonds in New York this June, earning $3 million from the sale of 20 polished diamonds with total weight of 140.4 carats for an average value of approximately $21,430 per carat. The diamonds on tender included 8 gemstones of standard color and 12 fancy colored polished diamonds, most of them with Fancy Yellow and Fancy Intense Yellow characteristics.

  • Firestone Diamonds has recovered a 54-carat intense fancy yellow, sawable diamond from its Liqhobong Mine in Lesotho, the company announced this morning. This recovery follows that of a 72-carat yellow makeable stone last April. The miner also has a a 134 carat gem-quality light yellow diamond on its resumé. The most reecent diamond will go on sale in Antwerp at the next tender, which is scheduled to take place during the first week of September 2019.

  • Gem Diamonds has unearthed a 135-carat yellow from its Letšeng mine in Lesotho, making it the third major recovery of a colored diamond discovery from the mine this year. Gem recovered an exceptional, 134-carat Type I yellow diamond back in April - the first yellow stone of that magnitude since they dug up a 151.52-carat yellow diamond nearly two years ago.

  • An extremely rare, 3.43-carat internally flawless cushion cut diamond referred to as the 'Bubble Gum Pink' has sold for an impressive $7.5 million at Christie’s Hong Kong auction, or $2.2 million per carat. The ‘Superb Colored’ gem was the premier lot sold during the Magnificent Jewels event held by the famed auction house, which fetched a total of $44.6 million.The stone is mounted onto a ring designed by luxury London jewellers Moussaieff, alongside other pink diamonds and marquise shaped white diamonds.

  • The overall prices of fancy colored delinced by 0.2% in the first quarter of 2019, influenced mainly by the continuing decline in the yellow category, while pink diamond prices performed best, rising by 0.5%, according to Fancy Color Research Foundation (FCRF). The Q1 2019 Fancy Color Diamond Index also concludes that blue diamonds showed a very slight decrease of 0.2% during the period, while yellow diamonds prices decreased by 1.5%. 

  • The Shirley Temple blue diamond caught everyone's attention exactly three years ago when it hit the auction block at Sotheby's New York with an estimated price between $25 million and $35 million. The highest bid was $22 million, which was below the ring's reserve price and it failed to sell.

  • A twin-stone colored diamond ring featuring fancy vivid blue pear-modifiedbrilliant-cut diamonds of 3.06 and 2.61 carats was the headline item at Christie’s New York Magnificent Jewels auction on 16 April, selling for $6.7 million, or $1.2 million per carat. The hammer price fell right within its $6-$8 million pre-sale estimate. 

  • Botswana's state-run Okavango Diamond Company today (April 17) unveiled the polished result of what is said to be the largest blue diamond ever discovered in the southern African country, one of the world’s top producers. The 20.46-carat, oval-shape fancy colored diamond, fashioned from a 41.11-carat rough stone recovered on May 21 2018 at the Orapa mine, has been named "The Okavango Blue" in honor of the Okavango Delta, the country's wildlife-rich world heritage site. 

  • Firestone Diamonds recovered of a 72 carat yellow, makeable diamond from its Liqhobong Mine in Lesotho, during the past weekend. The 72 carat diamond was recovered together with a 22 carat makeable white stone, followed by an 11 carat fancy light-pink stone. These diamonds will go on sale via First Element tender house at the next tender in Antwerp,  which is scheduled to take place from May 8-14 2019 (see the entire Antwerp tender schedule here).

  • Gem Diamonds has recovered an exceptional, 134-carat Type I yellow diamond from Letšeng Mine in Lesotho, the miner's third important find in recent weeks and its second remarkable colored stone this year. It has been nearly two years since Gem Diamonds recovered a yellow stone of that magnitude.

  • With the 2019 edition of Baselworld getting underway Thursday, Graff Diamonds has revealed two of the three Fancy Vivid Yellow Diamond watches to be showcased. Yellow diamonds are extremely rare, so it takes patience - and good contacts - to collect enough to set them in a timepiece or a piece of jewelry; it can take years to source enough stones of the same color, intensity and size. Each watch is built in 18-karat yellow gold to underscore the brilliance of the watch's diamonds, and each features round and fancy oval diamonds that are meticulously set by hand.

  • Diamond Fields Resources, based in Vancouver, sold 47,298 carats of Namibian marine diamonds for $1,105,530 at a tender in Antwerp, including a 5.71 carat pink diamond which sold for $97,076 or $17,000 per carat. This was the first sale of diamonds from the ML111 licence offshore Namibia since mining resumed in 2018.

  • Gem Diamonds Ltd. has sold a 13.33 carat pink diamond on tender in Antwerp for $8,750,360. The price achieved sets a new high on a dollar per carat basis for a Letšeng diamond, at $656,933. For the sake of comparison, over the course of the 2018, Gem recovered a 138.28-carat white diamond which achieved US$60,428 per carat - the highest dollar per carat for a white rough diamond during the year - and a a 4.06 carat, pink diamond that earned US$64,067 per carat - the highest price per carat achieved during 2018. 

  • At the 2019 Oscars, Lady Gaga wore a necklace featuring a 128.54-carat, 141-year old "Tiffany diamond", dubbed "one of the largest yellow diamonds in the world." It is reportedly worth over $30 million. Audrey Hepburn was the last lady to wear the incredibile, yellow, cushion-cut diamond it back in 1962 for publicity posters for Breakfast At Tiffany's. Last night marks only the third time in history that the Tiffany diamond was worn in public; before Hepburn's spin, the diamond was first worn by Mrs. Sheldon Whitehouse at the 1957 Tiffany Ball held in Newport, Rhode Island.

  • According to new research published by the Fancy Color Research Foundation (FCRF), one of the most overlooked facts concerning the diamond industry is that the world’s diamond mines are rapidly depleting. Within a quarter of a century, the majority of the 45 most notable diamond mines operating today will cease to exist, and the last diamond will be unearthed in 60 years. According to the FCRF, diamond prices will rise as supply wanes.

  • Russian diamond miner Alrosa has mentioned several times recently that it is aiming to become the leader in the international market for colored diamonds, and is making its case with a media preview of its collection of large colored diamonds, including unique pink, bright yellow and pink purple gems. The star of the show was a pink oval diamond weighing 14.83 carats - the largest pink diamond in the history of Russia.

  • Gem Diamonds recovered a high-quality 13.33 carat, pink colour Type I diamond from the Letšeng mine in Lesotho on 7 February 2019. The prices for diamonds of this color of diamond are typically exceptional. In the first half of 2018, when Gem recovered 10 rough stones larger than 100-carats at its Letšeng mine, the highest price achieved was $62,433 per carat for a 2.26-carat pink diamond.

  • The price of vivid yellow diamonds is expected to rise this year as a result of declining supply, according to Q4 figures from the Fancy Color Research Foundation (FCRF). Jim Pounds, FCRF advisory board member and executive vice president of diamond at Dominion Diamond Mines, which has produced high levels of vivid yellow as its Ekati mine in Canada, commented, "as the mine transitions from open-pit mining to underground, a substantially reduced amount of stones will be available during 2019. Therefore, we anticipate a slight increase in vivid-yellow prices.”

  • Mountain Province Diamonds will include in its upcoming, February rough diamond sale an exceptional quality, 60.59-carat, fancy vivid yellow rough diamond. The diamond was recovered at the Company’s Gahcho Kué Mine in October 2018. Also included in the sale will be more than 50 other large, high-quality white and fancy-colored rough diamonds. Viewings will take place between February 11 to 21 at the offices of Bonas-Couzyn in Antwerp, Belgium.

  • A ring made by Bulgari and set with fancy vivid blue diamond weighing 8.08 carats was sold for $18,312,500 at Christie’s New York Magnificent Jewels auction, beating its presale estimate of $13 million to $18 million. The cushion-cut Type IIb Fancy Vivid Blue of natural color, VS2 clarity garnered $2.27 million per carat, and was the top lot at the Magnificent Jewels auction, which totaled $69,225,750 and also included a rare, 15.56-carat heart-shaped pink diamond set in a pendant, selling for $9,537,500.

  • Russian diamond miner AGD Diamonds, which in September acquired an 100% stake in Antwerp-based Grib Diamonds N. V., the international sales arm for rough goods produced at the Grib Diamond Field, held a public auction last week for the sale of special-size diamonds (10.8+), earning a total of $14.1 million. The lots included large-size top-grade diamonds, including a unique bright yellow colored stone weighing 57.03 carats, which had been extracted by the Grib Mining and Processing Unit on June 18, 2018.

  • The “Pink Legacy”, a diamond weighing just under 19 carats, fetched 50.375 million Swiss francs ($50 million), at Christie’s Magnificent Jewels sale in Geneva, setting a world auction record. U.S.-based luxury jeweler Harry Winston, owned by Swatch, purchased the rare gem, Christie’s said on Tuesday, and promptly renamed it “The Winston Pink Legacy”. The Fancy vivid pink, VS1 clarity, Type IIa cut-cornered rectangular-cut diamond weighing 18.96 carats, was sold for $49.9 million, or $2.6 million per carat, which is a world record price for a pink diamond.

  • Russian diamond mining company ALROSA extracted 28.59-carat rough yellow diamond at its Ebelyakhplacer deposit in July. The diamond is of deep greenish-yellow hue, and following the company's assessment, the color of the stone is defined as the rare Fancy Intense Yellow. It is currently the largest yellow rough diamond mined at ALROSA's deposits since the beginning of 2018. JSC AlmazyAnabara, a subsidiary of ALROSA, unearthed the stone.

  • A Fancy Pink diamond weighing 5.03 carats, VS1 clarity, sold for more than $2.9 million, or $583,551 per carat at Bonhams London Fine Jewelry sale last week (26 September), setting a new auction world record for a Fancy Pink diamond per carat. The previous auction record for a Fancy Pink diamond held by Sotheby's Geneva, May 2016, was $528,021 per carat.

  • Russian miner ALROSA's first “True Colours” auction of fancy colored diamonds garnered $9 million from 210 stones. Described as, "another significant step towards our goal of becoming the world leader in the production of coloured diamonds," the bidding was very active, the company said, and most of the lots were sold for well above their starting price.

  • Christie's has announced that the 18.96-carat Pink Legacy – the largest and finest Fancy Vivid Pink diamond the auctioneer has ever put on the block – will be offered for sale at their Magnificent Jewels auction in Geneva on 13 November. With an estimated price of $30 million to $50 million, it has the potential to break the record price per carat for its color category. That record is currently held by ‘The Pink Promise’, an oval-shaped Fancy Vivid Pink diamond of just under 15 carats, which Christie's sold in Hong Kong last year for $32,480,500 - an incredible $2,175,519 per carat.

  • Lucapa Diamond Company today announced that a selection of large, premium-value Lulo diamonds will be the first Lulo production sold through new marketing channels being introduced as part of Angola’s diamond sector reforms, which represent a milestone for Angola's rough diamond trade. Additionally, Lucapa has exported its first parcel of ~2,500 carats of diamonds recovered from the Mothae kimberlite diamond mine in Lesotho to the global diamond trading centre of Antwerp, Belgium. 

  • Russian diamond miner ALROSA presented its first ever collection of large, fancy-colored polished diamonds at the Hong Kong Jewelry & Gem Fair, marking the initial stage of their new strategy to become the world leader in the production of colored polished diamonds. The collection showcased in Hong Kong is comprised of 250 diamonds of different shapes and hues, with the auction scheduled for September 19. "ALROSA polished branch now focuses on the processing of large and coloured diamonds and the subsequent sales," said Evgeny Agureev, Director of the United Selling Organization of ALRO

  • Rio Tinto’s iconic Argyle Pink Diamonds Tender is being showcased to connoisseurs and collectors from across Asia in Hong Kong; the miner has also unveiled a one-of-a-kind pink diamond and emerald necklace during a world exclusive preview in Hong Kong. Headlining the 2018 collection of 63 pink, red and violet diamonds is The Argyle Muse, a 2.28 carat polished oval diamond, the largest purplish red diamond ever offered at Tender. Rio expects it will be highly sought after by collectors and connoisseurs from Asia where the colour red is highly symbolic.