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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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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Everything GSI does is shaped and supported by our four pillars: INTEGRITY All GSI gemological processes and reports are backed by a commitment to the highest ethical standards and practices. INNOVATION Because GSI utilizes leading-edge technologies and automated processes and software, we are able to offer uncompromising accuracy, reliability and consistency. PROFESSIONAL SERVICE Outstanding service is a mandate for GSI, focusing on providing unparalleled accessibility, accountability, and exce
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Everything GSI does is shaped and supported by our four pillars: INT…
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99K views · 7.8K reactions | Gemological Science International (GSI)...
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99K views · 7.8K reactions | Gemological Science Internationa…
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Whether you’re a minimalist or maximalist at heart, simple and...
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Whether you’re a minimalist or maximalist at heart, simple and...
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From cuff bracelets to cocktail rings and predominant pendants, there...
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From cuff bracelets to cocktail rings and predominant pendants, there...
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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’…
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After the 4.5 billion-year timeframe that shaped the Earth and its...
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Some jewelry wearers swerve pearls in favor of chains or diamonds, de…
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"Recently, we proudly celebrated GSI’s 20th anniversary," says Pres…
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GSI offers a variety of high-quality gemological services that range...
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As with any jewelry, the secret to mixing and matching earrings is...
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The diamond grading industry is populated by gemological laborat…
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Recently, NYC influencer @katybellotte had the chance to g…
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