Diamex Lab: Our technology allows you to trace the history of the origin of each stone

Gleb Sverdlov, CEO of Diamex Lab told Rough & Polished in his interview below about the development of IT technologies for the market of rough and polished diamonds and jewelry.

17 february 2020

The future of the market goes hand in hand with gemology

After 2019, a challenging year for the global diamond industry, we asked Yuri Shelementyev, head of the Moscow State University (MSU) Gemmological Center and president of the National Gemological Association (NGA), to share his views...

10 february 2020

Diamond industry in healthier position going into 2020

The diamond industry is in a healthier position going into 2020 due to actions taken last year, according to De Beers. Group spokesperson David Johnson told Rough & Polished’s Mathew Nyaungwa that the actions taken included reducing rough diamond production...

03 february 2020

Ethical sourcing and Diamonds Standards Organization

The diamond sector is ready to embrace a new decade and overcome some of its historical challenges. Ethical sourcing has proven to be undoubtedly one of the main aspects that industry professionals need to address. Antonio Cecere, President of Geneva...

27 january 2020

Ali Pastorini: Challenges make us think out of the box and be closer to customers

Ali Pastorini is the co-owner of DEL LIMA JEWERLY and President of Mujeres Brillantes, an association which brings together more than 1,000 women working in the gold and diamond trading sector, mainly from Latin America, as well as from Turkey, Spain...

20 january 2020

GSI conducted a full review of Marks Jewelers’ inventory for undisclosed lab grown diamonds

23 august 2019

Gemological Science International (GSI), one of the largest gemological organizations in the world, conducted a full review of Marks Jewelers’ inventory for undisclosed lab grown diamonds. 
GSI sent a mobile team to Marks Jewelers’ 25,000 square foot state of the art store in Montgomeryville, PA to screen and test all diamond jewelry in their showcase and inventory. “The GSI team was extremely professional and knowledgeable and we are pleased that they screened our entire inventory fast and efficiently,” said Jim Brusilovsky, President of Marks Jewelers. “The GSI team came in with their equipment, set up their testing area and went to work with minimal disruption to regular business. With the assurance of GSI, we know that all of our existing and incoming diamond inventory does not have any undisclosed lab grown diamonds,” said Dareen Brusilovsky,” V.P. of Merchandise.  

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Image credit: GSI


“Marks Jewelers is a true leader in the industry. Jim has a strong sense of responsibility to his customers and has therefore pioneered the way for independent jewelers to screen and test their diamond jewelry inventories,” said Debbie Azar, President and Co-Founder of GSI. “We commend Jim and the Mark Jewelers team for best practices and encourage all retailers to put a process in place for the detection of undisclosed lab grown diamonds. I want to stress that the issue of undisclosed diamonds is still a problem within our industry. “ 
GSI is a world leader in gemological services, with 13 gemological laboratories across four continents, combining state-of-the-art technology with the highest ethical standards. GSI recently opened a new 4,200-square-foot Laboratory in New York dedicated to the screening and detection of undisclosed diamonds.  

Alex Shishlo, Editor of the Rough&Polished European Bureau