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

    GIA is a nonprofit organization that provides gemological research, education and laboratory services. Learn about gemstones, diamond origin, field gemology, and more from GIA's experts and resources.

    • Gem Encyclopedia

      Each Gem page features Gemological Information, a Buyer’s...

    • Citrine

      Citrine gemstone is very rare in nature. It depicts a...

    • Birthstones

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

    • Emerald

      Gem experts differ on the degree of green that makes one...

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

    Há 2 dias · 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.

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  4. en.wikipedia.org › wiki › Gemological_Institute_ofGemological Institute of America - Wikipedia

    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 ...

  5. www.gia.edu › gem-education › online-divisionOnline Gemology Courses | Gemology Classes - GIA

    Learn gemology online with the flexibility and convenience of studying on your schedule. Earn a credential from the Gemological Institute of America, the world's foremost authority on gems and jewelry.

  6. discover.gia.edu › diamonds-graded-by-GIAGemological Institute Of America | We Grade The World's Most ...

    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. We apply the same passion, precision and expertise that we use in grading these world-famous diamonds to grading every diamond ...

  7. 4cs.gia.edu › en-us › about-giaAbout GIA | 4Cs of Diamond Quality by GIA

    GIA is the world's leading authority on diamond quality and grading, with 14 locations across 13 countries. Learn about GIA's mission, history, education, research and services on its official website.

  8. Imagens

    • Everything you Need to Know about GIA (Gemological Institute of America ...
    • The Gemological Institute of America - Prosumer Diamonds
    • Gemological Institute of America - 46 Photos & 27 Reviews - Jewelry ...

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  9. www.youtube.com › channel › UCAf_v-BJ2i1QfoI8GAuBHTwGIA (Gemological Institute of America) - YouTube

    808K views5 years ago. GIA is the Largest, Most Respected Nonprofit Source of Gemological Knowledge in the WorldGIA exists to connect people to the understanding of gems. As a long...

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