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1. www.gia.eduGemological Institute Of America | All About Gemstones - GIA

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   GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services. Learn about gemstones, diamonds, emeralds, peridot, citrine and more from GIA's experts and publications.

   • Report Check

     Report Check - Gemological Institute Of America | All About...

   • Overview

     Study at the Gemological Institute of America, the world’s...

   • LIST YOUR STORE

     Search a city or postal code to find retailers who carry...

   • Birthstones

     Birthstones are a fun, popular and colorful introduction to...

   • Learn How To Buy Engagement Rings

     Smaller diamonds or other gemstones that flank the larger...

   • Analysis & Grading

     GIA is the world’s most trusted name in diamond grading and...

   • Natural Diamonds

     Diamond Origin Report. Full 4Cs assessment with a plotted...

   • Gem Encyclopedia

     Gem Encyclopedia is a virtual journey through the science...

2. www.gia.edu › gia-aboutThe GIA Difference - GIA.edu

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   Vor einem Tag · GIA is the world’s foremost authority on diamonds, colored stones, and pearls. Learn about its history, research, education, and quality standards in gems and jewelry.

3. en.wikipedia.org › wiki › Gemological_Institute_of_AmericaGemological Institute of America - Wikipedia

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   The Gemological Institute of America (GIA) is a nonprofit institute based in Carlsbad, California. It is dedicated to research and education in the field of gemology and the jewelry arts. Founded in 1931, GIA's mission is to protect buyers and sellers of gemstones by setting and maintaining the standards used to evaluate gemstone ...

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5. www.gia.edu › gem-encyclopediaGIA Gem Encyclopedia | Complete List Of Gemstones

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   Gem Encyclopedia is a virtual journey through the science and lore of Gemstones from across the globe. Each Gem page features Gemological Information, a Buyer’s guide, photos, videos & research.

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6. de.wikipedia.org › wiki › Gemological_Institute_of_AmericaGemological Institute of America – Wikipedia

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   Das Gemological Institute of America (GIA) wurde 1931 von Juwelier Robert M. Shipley gegründet. Es befasst sich mit der Erkundung, Forschung und Lehre von Edelsteinen und Diamanten und deren Bewertung. Die Organisation befindet sich in Carlsbad (Kalifornien)

7. Videos

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     Introduction to the World’s Foremost Authority on Diamond and Gemstone Knowledge by GIA

     16. Sept. 2015

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     Diamond shopping? Trust GIA

     4. Feb. 2019

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     GIA Gemological Research by GIA

     16. Sept. 2015

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8. discover.gia.edu › diamonds-graded-by-GIAMost Precious Diamonds, - Gemological Institute of America

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   From the Hope diamond to the Spirit of the Rose, the Taylor Burton and the Lesotho Promise, we are trusted by museums and top auction houses all over the world to grade and research nature’s finest treasures.

9. www.gia.edu › gems-gemology-summer-2022the quarterly journal of the gemological institute of america

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   Diamonds from Guyana, Ekanite from Sri Lanka, a New Amber Source in Vietnam, and More... An overview of the Summer 2022 Gems & Gemology content.