Lab-grown diamonds grown using chemical vapor deposition (CVD) could change color for an extended period following exposure to certain light forms, Gemological Science International (GSI) has cautioned. When testing a 2-carat CVD diamond, GSI exposed the stone to high-powered ultraviolet…
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Gemological Science International demonstrated ‘Live Testing’ Services at Continental Buying Group (CBG) at LAS VEGAS – International Show
Gemological Science International demonstrated ‘Live Testing’ Services at Continental Buying Group (CBG) at LAS VEGAS – International Show June 05, 2017, New York — Gemological Science International (GSI) offered its Live Testing services at the industry most premium event…
Gemological Science International announces affinity partnership with Lavalier Personal Jewelry Insurance
May 17, 2017- Gemological Science International (GSI) and Lavalier Personal Jewelry Insurance announced an affinity partnership today. The Lavalier is now offering a 10% premium discount when consumers submit a grading report from GSI for jewelry they ensure at Lavalier.com….
GSI the First Diamond Grading Institute to bring International Standards to India participates in the 2nd edition of DDES
Gemological Science International (GSI) one of the world largest gemological organizations participates in the 2nd edition of DDES (Diamond Detection Expo & Symposium) a two-day event which aims to provide a platform for companies offering machines, expertise& equipment for the…
GSI Introduces the new Mobilab™ GSI, an innovative new solution to bringing laboratory capabilities to the field.
GSI received certification from the Responsible Jewellery Council by meeting the highest ethical, social and environmental standards.
As part of its mission to give back to the global community, GSI will be donating a portion of proceeds from its VirtualVault™ to Jewelers for Children.
💎 Where is Gemological Science International (GSI) located?
GSI is headquartered in New York, NY. It has 13 laboratories on four continents and in a number of countries: the United States, India, Dubai, Israel, Belgium, Hong Kong, and Botswana. This makes GSI one of the largest independent gemological organizations in the world.
💎 Is there a difference between grading reports issued by different GSI laboratories?
All GSI laboratories grade using the same methods and adhere to the same standards. Every laboratory is staffed with highly trained professionals who have years of grading experience and an extensive gemological background.
💎 What does it mean when a sales associate tells me my diamond is “GSI Certified” or is accompanied by a “GSI Certificate”?
The phrases “GSI Certificate” and “GSI Certified” are industry shorthand for GSI grading or identification reports. What this means to you is that expert gemologists and trained professionals meticulously evaluated the item. When your diamond, jewelry or gemstone is accompanied by a GSI grading report, you can be completely confident in the accuracy and objectivity of the evaluation.
💎 Where can I find “GSI Certified Diamonds”?
GSI diamond grading and identification reports can be found in jewelry stores worldwide and online. Insist on a GSI grading report when shopping for a diamond, jewelry or gemstone.