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In NY, Sotheby’s to sell jewels of a Mellon

(Sep 15, ‘14, National Jeweler)
New York–Jewelry that once belonged to Rachel Lambert Mellon, a horticulturalist and art collector who died earlier this year at the age of 103, will hit the auction block at Sotheby’s in November, including a fancy vivid blue diamond estimated to garner up to $15 million.

Mellon’s collection of jewels and objects of vertu, small objects created from precious materials used as works of art or that have a practical purpose, will be offered Nov. 20 and 21 at Sotheby’s New York.

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Worldwide Diamond Jewelry Sales Hit $79 Billion, as Rough Shortage Looms

(Sep 16, ‘14, JCK Online)
Global diamond jewelry sales hit a record $79 billion in 2013, as the market faces a coming rough shortage, according to De Beers’ inaugural Diamond Insight Report.

The report said that U.S. sales rose 7 percent last year, while sales in India and China grew 12 percent. According to the report, one in six U.S. diamond jewelry sales were made online in 2013—about 17 percent. In China, about a quarter of diamond jewelry purchases are made on the Internet.

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Lesotho mine yields 23-carat pink diamond

(Sep 17, ‘14, National Jeweler)
London–Storm Mountain Diamonds unearthed a 23.82-carat pink diamond from its Kao mine in the Kingdom of Lesotho, and said it will put the stone up for sale this month.

Dubbed the “Lesotho Storm,” Fusion/Hennig Tenders will offer the diamond for sale in Dubai, United Arab Emirates, and Antwerp between Sept. 21 and Oct. 7. Storm Mountain Diamonds did not respond when asked for an estimated sale price for the stone.

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122 Carat Blue Fetches $27 Million, Doesn’t Set Record

(Sep 16, ‘14, JCK Online)
The 122.52 ct. blue diamond rough found in June—one of the most significant gem finds in recent years—has been sold for $27.6 million, far below the record price some were expecting.

That price works out to a $225,269 a carat.

Petra Diamonds, which found the gem at its Cullinan mine in South Africa, sold it to a partnership comprising an anonymous polisher, which owns 85 percent, and Petra, which owns the rest.

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De Beers Now Valuing, Buying Diamond Trade-Ins

(Aug 19, ‘14, JCK Online)
The new De Beers is many things: a miner, marketer, retailer, and brand owner. Now it also may become a secondhand diamond dealer.

The gem giant has launched the International Institute of Diamond Valuation (IIDV), a New York City–based lab meant to handle off-the-street diamond buying for retailers.

“All the research we have done indicates that the consumer experience with secondhand diamonds isn’t that good at the moment,” says De Beers spokesperson Lynette Gould.

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What jewelers can learn from crimes in California

(Aug 25, ‘14, National Jeweler)
Crime is an ever-present threat to jewelers throughout the country, but California jewelers are having a particularly active year.

In jewelry crime driven by organized crews, it’s not uncommon to see a recurrence of similar losses in a single geographic area or even to see specific types of crime scenarios move from one geographic area of to another as the perpetrators attempt to outpace law enforcement authorities. Jewelers especially in Los Angeles, San Diego and San Francisco have witnessed an increase in criminal activity this year.

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Retailers Warned of Hacking Software

(Aug 25, ‘14, JCK Online)
The Department of Homeland Security has advised retailers to check their POS systems for a malicious hacking software called Backoff.

The software allows hackers to collect credit card payment data from cash register systems.

The program was first discovered in August 2013 but has not been detectable by antivirus software until now. The Secret Service estimates that 1,000 businesses may be affected.

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Purple Orchid diamond worth $4 million

(Sep 2, ‘14, Israel21c.Org)
A rare Purple Orchid diamond, weighing 3.37 carats and worth $4 million, is to be unveiled this month by Leibish & Co. of Ramat Gan, seat of Israel’s diamond exchange.

According to the purveyor of colored diamonds and colored diamond jewelry, purple diamonds of this color and clarity almost never appear in nature. This particular gemstone came from a mine in South Africa, one of the only mines where purple diamonds can be found in the world.

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New technology grades symmetry of diamonds

(Sep 3, ‘14, National Jeweler)
Kfar Saba, Israel–Challenged to provide a solution for Tiffany & Co., Sarine Technologies has developed a system that grades round and fancy-shaped polished diamonds to determine the stones’ symmetry and proportions, technology that will be available to other companies in the industry.

Called DiaMension Axiom, the automated system uses microscopic magnification and advanced video imagery analysis to grade a polish diamond’s facet symmetry, Sarine said, a feature that typically is evaluated manually by gemologists using microscopes.

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Bonhams to Auction the Duke of Windsor’s Diamond Frog

(Sep 4, ‘14, JCK Online)
Bonhams has announced that its autumn Fine Jewellery Sale will take place Sept. 17 at the auction house’s new headquarters on London’s Bond Street.

The most valuable piece of the sale is a diamond riviére necklace made of 40 brilliant-cut diamonds weighing 76 cts. in total. It is estimated at £250,000-£400,000 ($412,380–$660,250).

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