The Grib Diamond Mine: Geology, Ecology and Industrial Safety

Gennady Piven, First Deputy General Manager of AGD Diamonds JSC, talks about his work at the diamond fields in Yakutia and in the Arkhangelsk Province.

10 december 2018

I have a dream to see India become a world leader in high-end jewellery manufacturing - Sanjay Kothari

An industry leader who needs no introduction to the gem and jewellery industry is Sanjay Kothari…the former chairman of the GJEPC of India has held various positions in the Council including being Convener-Exhibitions for many years before becoming Convener-Promotions...

03 december 2018

Style always reflects culture

Reena Ahluwalia is a multifaceted artist …an award-winning jewelry designer, diamond painter, professor, speaker and a community builder and more. Recognized as one of the Top Masters of Jewelry Design and art in Canada, she has been creating jewelry...

26 november 2018

Botswana Diamonds’ Campbell on Alrosa exit: no exploration JV lasts forever

Botswana Diamonds is currently in talks with a major diamond producer interested in taking over a stake in Sunland Minerals previously owned by Alrosa. The Sunland joint venture was established in 2014 to test existing Alrosa exploration technology on...

19 november 2018

If real gems are replaced by artificial stones, it is not the difference in value that sellers may cheat you out, but the very idea that you are to obtain along with a jewelry piece made from a genuine stone

Elena Titova is the Director of the All-Russian Decorative Art Museum. The museum, which she heads, was founded fairly recently (less than 40 years ago), but it is one of the most popular and stylish museums of Moscow, famous, among other things...

12 november 2018

Bonhams announced results of its December Fine Jewelry sale

06 december 2018
news_bonhams_logo.pngWhite diamonds and Fancy colored diamonds went under the hammer at Bonhams New York December Fine Jewelry sale this week, which took plave on December 3, 2018.
The top performing lot during the two-hour sale was an important diamond ring which was sold for $828,500 against its estimate of $400,000-600,000. Coming from a private collection, this was the first time the 18.04 carats emerald-cut diamond had come to auction.
The second top performing lot was a diamond solitaire ring by Royal De Versailles. The round brilliant-cut diamond, weighing 7.01 carats, F color, VS1 clarity, sold for $275,000, exceeding its pre-sale estimate of $180,000 - 250,000.
Other colorless diamonds which dazzled in the December sale included: diamond solitaire ring, weighing 5.03 carats, sold for $250,000; a pair of heart-shaped diamond earrings, weighing 4.04 and 4.00 carats, sold for $112,500; a diamond ring, weighing 7.92 carats, sold for $150,000; a ring with fancy light yellow diamond, weighing 18.76 carats, sold for $231,250 against its pre-sale estimate of $100,000 - 150,000.
Demand for a historic Kashmir sapphire was high during the sale with buyers attracted to one particular lot, a Sapphire and Diamond Ring, dated circa 1900. Featuring a square cushion-shaped Kashmir sapphire, weighing 3.00 carats, this lot was sold for $125,000 ($41,666 per carat) against its pre-sale estimate of $18,000 - 25,000.  
In addition to the Kashmir sapphire, Bonhams also offered a Ceylon (Sri Lanka) a sapphire and diamond Ring by Oscar Heyman, the great American jeweler, features an oval-shaped sapphire, weighing 17.03 carats.  It sold for $106,250 against its pre-sale estimate of $60,000- 80,000.
Bonhams sells more jewelry lots each year than any other international house and has more dedicated jewelry auctions annually.
 
Alex Shishlo, Editor of the Rough&Polished European Bureau in Brussels