Tag: color diamond grading

GSI Diamond Certification-usa

GSI Introduces Its Unique Mobile Diamond Grading Lab (MobiLabTM ) for the South India Gems & Jewelry Industry

March 14, 2017— Gemological Science International (GSI) one of the largest Gemological laboratories in the world participates at the 13th edition of GJIIE (Gems and Jewelry India International Exhibition) a mega B2B event in Chennai. At this premier industry platform...

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GSI diamonds lens grading

GSI Successfully Concludes First Batch of Diamond Grading Course at Mumbai

Mumbai, India - October 2015, Gemological Science International, (GSI), one of the world’s leading gemological labs, is pleased to announce that it has successfully concluded its first batch of Diamond Grading Fundamentals course on the 12th September 2015 at its...

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Debbie Azar, GSI’s co-founder and Executive Vice President

GSI Lab to offer Sarine Profile with Diamond Grading Reports

June 2015 – GSI (Gemological Science International), one of the world's largest gem labs, is pleased to announce that it has decided to incorporate into its polished diamond grading and education services the full Sarine ProfileTM, including deriving the stone's...

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Customized Grading Reports – A Growing Trend and Niche Business For GSI

Customized Grading Reports – A Growing Trend and Niche Business For GSI

Gemological Science International, which focuses on the bread and butter grading needs of major retailers, is providing a growing number of its clients with customized grading reports to be used as selling tools for their branded jewelry collections. "They add value and...

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FAQ

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.

What do I do if I lose my GSI Diamond Report?

Every GSI grading report is available on our website. Please visit gemscience.net and go to “verify your report”. Enter your GSI report number and you’ll instantly have access to a digital copy of it. You can also email us through the website to request a copy.

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