Gemological laboratories are an essential part of the diamond...
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Gemological laboratories are an essential part of the diamond...
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FacebookGemological Science International (GSI)
Gemological Science International (GSI) is an independent gemological organization with a global footprint. GSI is the only major gemological laboratory established in the 21st century. We provide reliable gemstone identification and grading services, conduct gemological research to protect the industry and consumers, and offer a variety of educational programs to the trade and general public preparing a new generation of professionals. Since our founding in 2005 with one laboratory in New York
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Gemological Science International (GSI) is an independent gemologic…
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FacebookGemological Science International (GSI)
Time Out NY recently had the opportunity to go on an exclusive...
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Time Out NY recently had the opportunity to go on an exclusive...
26 views2 months ago
FacebookGemological Science International (GSI)
Jeffrey Harnish uses his expertise as a NYC local to ‘unearth’ the city’s best hidden gems. Natural Diamond Council recently offered him an exclusive curated tours of New York City’s Diamond District where over 90% of the world’s diamonds pass through. As part of the tour, Jeffrey go to visit NDC partner Gemological Science International (GSI) to discover state of the art diamond grading and testing technology. 💎 #JeffreyHarnish #JeffreyNYC #NDC_Partner #RealRareResponsible #GemologicalScienceI
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Jeffrey Harnish uses his expertise as a NYC local to ‘unearth’ the city…
66 viewsMay 20, 2024
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GSI’s Commitment to the United Nations Sustainable Development Goals...
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GSI’s Commitment to the United Nations Sustainable Development …
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What makes a diamond truly dazzle? It’s not just the color or clarity. It’s how well the diamond reflects and refracts the light to the viewer. That’s where GSI’s Light Performance Report comes in. By analyzing brilliance, fire, and sparkle, we reveal how a diamond shines in the real world. Because when it comes to beauty, performance matters as much as precision. #GemologicalScienceInternational #GSICertified #GSI #GSICertification #Gemstone #Jewelry #Gemstones #DesignerJewelry #GemLab #Gemston
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What makes a diamond truly dazzle? It’s not just the color or clarity. It’…
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After the 4.5 billion-year timeframe that shaped the Earth and its...
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After the 4.5 billion-year timeframe that shaped the Earth and its...
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GSI’s grading service includes a comprehensive analysis of your...
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GSI is a globally renowned gemological organization that offe…
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Some jewelry wearers swerve pearls in favor of chains or diamonds, de…
2K viewsApr 8, 2023
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"Recently, we proudly celebrated GSI’s 20th anniversary," says Pres…
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The diamond grading industry is populated by gemological laborat…
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Laboratory-grown diamonds have been around since the 1950s, and …
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Among other things, GSI provides services of sorting melee and star...
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Recently, NYC influencer @katybellotte had the chance to g…
2K viewsJun 15, 2024
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