Archive

  • In a statement Gem Diamonds has announced it has sold all large diamonds during its latest Antwerp tender, organized in strict compliance with COVID-19 measures. The company realized an average $/ct price of $1707 in H1, up from an average $/ct of $1687 in H1 and $1506 in H2 2019 respectively. A 13 carat pink diamond achieved $40,110 per carat, and a 61 carat white Type II diamond achieved $31,400 per carat. 15 diamonds sold in H1 2020 for in excess of $1 million each and one diamond for over $5 million.

  • The COVID-19 pandemic is causing a paradigm shift, not only in how we live our lives, stay in touch with friends and family or do our shopping, but also in the way we do business. In an industry that has long relied on face-to-face interactions, particularly in the rough trading business, the crisis is accelerating business processes at a rapid pace. The Diamond Loupe spoke with Johan Erikson, CEO of First Element, a tender house operating in Antwerp, on how their processes have changed in the past few months to adapt to “the new normal”.

  • The oubreak of the coronavirus has led to uncertainty concerning Lucara Diamond's next rough diamond tender, prompting the Government of Botswana to already give Lucara its permission to hold their next scheduled tender in Antwerp, if necessary. The next quarterly tender isscheduled to take place in mid May 2020, according to a statement from the Canadian miner.

  • In an effort to tackle difficulties caused by travel restrictions in the framework of the COVID-19 crisis, the Russian miner Alrosa has decided to cancel its special size auction and has set up a digital tender for a number of large rough diamonds, running from March 23 to April 6. Interested buyers will be able to see a full digital scan of the rough, making it easier to decide whether or not to make a bid.

  • The Antwerp World Diamond Centre (AWDC) has released a coronavirus-related update to the Antwerp diamond community, stating that the Diamond Office will remain open. The Diamond Office is essentially the beating heart of Antwerp's diamond trade, being the place where all rough and polished diamonds are imported and exported from the country. In a typical year, that is $46 billion annually, or $210 million every working day.

  • Koin International will hold a rough tender for the Kimberley Ekapa Mine (KEM) production from Kimberley, South Africa, from 27 February to 4 March. The tender includes an exceptional 82ct yellow diamond, recovered in February.

    The Kimberley Underground mines have a history of producing large diamonds and fancy yellows, such as the Oppenheimer (253 carats rough). The largest diamond ever recovered at Kimberley Underground was +800 carats and the mine is also the source of the Kimberley Octahedral, at 616 carats, one of the largest uncut diamonds in the world.

  • The second major tender of rough diamonds from the Democratic Republic of the Congo (DRC) at the Antwerp Diamond Tender Facility, located in the AWDC building, concluded Wednesday 12 February, closing the book on another highly successful sale. As with the first tender, held only two months ago, this one exceeded expectations: organizer Samir Gems sold some 535,000 carats of rough goods for $7.84 million.

  • This morning, February 6, some 535,000 carats of rough diamonds from the Democratic Republic of the Congo (DRC) went on tender at the Antwerp Diamond Tender Facility. The tender runs through Februay 12. The leading position of Antwerp as a rough diamond trading center convinced SACIM, a Congolese diamond miner, to hold its second Antwerp tender of DRC rough goods in the past ten weeks.

  • Bonas Couzyn tender house in Antwerp will hold a special tender of a 183.54 carat diamond from the Cuango mine in Angola. The stone (pictured) was shipped to Bonas directly from the Sociedade Mineira do Cuango in Angola.

  • Following the tremendous success of the first ever direct tender in Antwerp of rough diamonds from the Democratic Republic of the Congo (DRC), a second tender of 500,000 carats will be held in the coming weeks. Featuring rough stones from SACIM SARL (Anhui-Congo Mining Investment Company) mined in the Province of Kasaï Oriental, with 10-15% of gem-quality, the tender is being organized by Samir Gems and hosted by the Antwerp World Diamond Centre (AWDC) in its Antwerp Diamond Tender Facility. The tender takes place from 6 - 12 February 2020.

  • International rough diamond brokerage and marketing service provider I. Hennig today announced the launch of its innovative state-of-the-art online rough trading platform: “Virtual Broker”. Virtual Broker (VB) provides a secure environment for rough diamond trading where sellers and buyers negotiate online directly between themselves on a wide range of goods.

  • Bonas, a leading international diamond tender house based in Antwerp, will hold a gemstone tender alongside the February Bangkok Gems & Jewellery Fair (BGJF) for the very first time at the IMPACT Challenger Center, Bangkok, the group announced in a press release.

  • Lucara Diamond Corp. has reported that its final diamond tender of 2019, held on December 12, generated sales proceeds of US$52.9 million. Sales of goods from the Karowe Diamond Mine in Botswana were 16% higher than expected, and achieved an average price of US$548 per carat.  They noted improvments to market pricing in all size classes. The December tender bring Lucara's 2019 revenue at $192.5 million, exceeding the 2019 revenue guidance of $170 - $180 million and outpacing their 2018 sales of $176.2 million.

  • Grib Diamonds today (11 December) sold more than $30M and 370K carats though its online Spot Auction in Antwerp. The diamonds included, for the first time, goods purchased from Angola as well as its usual Russian production from its wholly owned mine in Arkhangelsk, Russia.

  • The first ever direct tender in Antwerp of 350,000 carats of rough diamonds from the Democratic Republic of the Congo (DRC) delivered on all expectations.Out of 115 companies, both Antwerp-based companies and foreign buyers from Israel, India, Dubai and other countries, attending the viewings, 79 companies placed 426 bids on 36 lots.

  • 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.

  • Russian miner AGD Diamonds' most recent rough diamond auction on the electronic sales platform of its trading subsidiary, Grib Diamonds NV, fetched over $25 million. The company noted an increase in demand for diamond goods and a pickup in the diamond market. AGD commented that the prices they achieved represented a cessation of the decline in average prices and that the first signs of market stabilization are now tangible. The company said it expects a full recovery of demand and rough prices in the second half of 2020.

  • The first ever direct tender in Antwerp of rough diamonds from the Democratic Republic of the Congo (DRC) officially opened today at the Antwerp World Diamond Centre (AWDC), with viewings starting tomorrow, November 14.

  • Starting November 14, 350,000 carats of rough Congolese diamonds worth an estimated $6 million will go on tender in Antwerp, as the DRC and Antwerp take a first major step toward implementing a cooperation agreement signed in September to facilitate access for DRC miners to Antwerp’s transparent diamond market, and in particular its tender houses. The complete parcel will contain approximately 15% gem-quality goods and 85% industrial-grade diamonds, with closing bids on November 20.

  • Stornoway Diamond Corp. is a Canadian diamond exploration and producing company that developed the Renard mine over the course of two decades from a grassroots exploration project to a world-class diamond mine - the first in Québec. The massive project, built for $774 million - under their budget of $811 million - sparked enthusiasm across the diamond industry, which has seen few new mines open in recent years. Stornoway delivered the first ore to the processing plant in July 2016 and achieved full production in the summer of 2017.

  • Diamcor Mining Inc., a TSX-listed junior diamond mining company with operations in South Africa, sold 4,033 carats of rough diamonds at its first tender in Antwerp and has delivered another 6,369 carats which it expects to sell at a second tender at Koin International in Antwerp in November. A third tender is planned for December. The more than 10,000 carats of rough diamonds expected to be delivered and tendered in Q3 represents a significant increase compared to 3,882 carats delivered and tendered in Q2.

  • 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. 

  • The Minerals Marketing Corporation of Zimbabwe (MMCZ) says it will conduct another diamond auction before the end of the year, and is aiming to sell between 400,000 and 500,000 carats. Two weeks ago, the MMCZ conducted its third auction this year, where they auctioned 316,000 carats and attracted 25 companies from around the world.

  • Diamcor Mining, a publicly-traded junior diamond mining company with a strategic alliance and first right of refusal with Tiffany & Co. Canada, reported a 22% decline in rough diamond sales in the second fiscal quarter due to the sale of a higher percentage of smaller, lower-quality rough diamonds than in the same period last year.

  • The Dubai Multi Commodities Centre (DMCC) today (Sept. 25) unveiled the redesigned and upgraded Dubai Diamond Exchange (DDE) auction facility, which it is calling the world’s largest diamond trading floor. Located at the Almas Tower in Dubai, UAE, the refurbished trading floor has 41 viewing stations with specially designed lighting and high-resolution cameras. Designed principally for rough and polished diamonds, the DMCC says that changes have been made to the DDE windows to enable trade of colored gemstones.

  • The Minerals Marketing Corporation of Zimbabwe (MMCZ) says the country’s third diamond auction for this year, which closed last week, attracted 25 companies from around the world. The tender of 316,000 carats opened on September 9. MMCZ general manager Tongai Muzenda said “We had invited 28 companies for this third diamond auction and three did not come, and this means we attracted 25 companies." The results of the tender are not yet avaiable, with Muzenda saying they are currently working on the bids made by the prospective buyers.

  • H.E. Félix Tshisekedi, President of the Democratic Republic of the Congo (DRC), today paid a visit to the Antwerp diamond industry in the context of a broader mission to improve the relationship between Belgium and the DRC, which has been on the rocks in recent years. As President of the fourth largest diamond-producing country by volume, President Tshisekedi was welcomed by the Antwerp World Diamond Centre (AWDC), representative of the world’s largest diamond trade center.

  • International diamond brokerage firm Bonas will hold its fourth colored gemstone tender at the Hong Kong SkyCity Marriott Hotel from Saturday 14 to Wednesday 18 September 2019 to coincide with the September Hong Kong gem and jewelry show. Bonas will tender "the most extraordinary gemstones" to retailers and wholesalers looking for special pieces to add to their collection. This September’s tender will feature 460 examples of precious coloued gemstones. Unlike traditional auctions, tenders have no listed selling price, nor extra fees such as the buyer's premium.

  • Sodiam, the Angolan state diamond marketing company, today announced the opening of its online registration process to participate in its future competitive sales of rough diamonds, following through on Angolan president Joao Lourenço's intention to fully reform the country's diamond industry. Last year, the country approved new diamond marketing laws, with Lucapa Diamond Co.

  • Lucapa Diamond Company, which operates high-value mines in Lesotho (Mothae) and Angola (Lulo), saw its first half 2019 net profit after tax jump to US$1.1 million compared with a US$4.3m loss during the same period last year as an increase in production led to higher sales, complemented by a massive jump in the average price per carat sold. Their combined rough sales rose by 85% to US$29.4 million from US$15.9 million a year ago.

  • The Dubai Diamond Exchange (DDE), a subsidiary of the DMCC, completed three rough and polished diamond tenders in the week of July 16 - 23 while the DDE is under renovation. The three separate tenders were hosted by Rapaport, Stargems and Trans Atlantic Gem Sales (TAGS), with reportedly over 200 companies participating.

  • Canadian junior miner Tango Mining recently sold at tender a parcel of 230 diamonds weighing 531.82 carats, achieving an average price of $1,382 per carat. The sale included a 19.87-carat diamond which sold for $4,358 per carat, a 49.6-carat diamond which sold for $2,561 per carat and a 24.97-carat diamond which sold for $1,101 per carat. The diamonds on tender were recovered during the most recent production period at its Oena project in South Africa, May 9 to July 7 2019.

  • 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.

  • Lucapa Diamond Co.'s latest sale of diamonds from the Lulo alluvial mine in Angola achieved gross revenues of US$10.0 million (A$14.5 million) from run of mine parcels totalling 5,573 carats, representing an average price of US$1,800 per carat. This took total sales of Lulo diamonds to date in H1 2019 to US$22.1 million achieving an average price per carat of US$3,668, "further underling Lulo’s status as the world’s highest average price alluvial diamond production," the miner writes.

  • ASX-listed Lucapa Diamond Company held the second tender in 2019 of diamonds from the new Mothae kimberlite mine in Lesotho, selling a parcel of 7,008 carats of rough diamonds sold at Bonas tender house in Antwerp for a total of US$3.5 million (A$5 million). The tender included prices of up to US$26,000 per carat paid for individual Mothae gems. 

  • This weekend, May 11 -13, the Dubai Multi Commodities Centre (DMCC) will be hosting what it is calling the "first-ever rough laboratory-grown diamonds tender" on its Dubai Diamond Exchange (DDE). According to a press release, 50,000 carats of Chemical Vapour Deposition (CVD) lab-grown diamonds will be on offer. "The tender is in line with DMCC’s strategy to attract, facilitate and drive new trade flows through Dubai," the organization says. 

  • Lucapa Diamond Co. has reported an "excpetional performance" from the Mothae kimberlite mine in Lesotho in its first full quarter of production, while output from the Lulo alluvial mine in Angola fell as the miner focused predominantly on lower grade mining areas. The miner held two milestone tenders during Q1 2019: its first ever sale of Lulo diamonds via international tender under the new diamond marketing reforms enacted by the Angolan President, Joao Lourenco, and its first commercial run of mine tender from Mothae via Bonas tender house in Antwerp. 

  • 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.

  • Rough diamond buyers almost by default desire ‘original’ rough, flowing directly from the mine of origin to the tender house. With current supply limited and no major increases on the horizon, however, maximizing the volume of available goods becomes more of a priority. Adam Schulman at Koin International tender house in Antwerp believes he has found an answer in KoinDex, a sales system that takes the hidden supply of rough diamonds already available to the market and packages them into parcels deserving of the same respect and attention from buyers that original rough goods receive.