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

   www.gia.edu › gia-about

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   Há 2 dias · A Tradition Of Science and Education. Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education in gems and jewelry.

   • English (Uk)

     About GIA A Tradition Of Science and Education. Established...

   • Solid Laboratory-Grown Single-Crystal Diamond Ring

     The solid laboratory-grown diamond ring was studied by GIA...

   • India Gem & Jewellery Show

     Trade Show India Gem & Jewellery Show – GJS. September 30 -...

   • Bharat Diamond Week 2023

     Trade Show Bharat Diamond Week 2023. October 2 - 4, 2023...

   • GIA Introduces Printed AGS Ideal Reports

     CARLSBAD, California – April 16, 2024 – GIA (Gemological...

   • Ruby Description

     Ruby is one variety of the corundum mineral species, which...

   • Aquamarine Description

     Aquamarine is the green-blue to blue variety of the mineral...

2. www.gia.edu › schoolProfessional Gem Education | Gemology School – GIA

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   Há 2 dias · We offer the finest gem and jewelry education in the world with curriculum developed from our groundbreaking research and delivered by the industry’s leading experts. GIA gives you the knowledge and practical skills to translate your love for gems and jewelry into a rewarding career.

3. Vídeos

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     How to Choose a Diamond: Four-Minute GIA Diamond Grading Guide by GIA

     21 jul.. 2014

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     GIA (Gemological Institute of America) Employees, Location, Alumni | LinkedIn

     31 dez.. 2008

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   • 9:49

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     How to Choose a Diamond: 10-Minute GIA Diamond Grading Guide by GIA

     21 jul.. 2014

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4. www.gia.edu › spring-2024-gems-gemology-in-briefSpring 2024 G&G Available Now - GIA

   www.gia.edu › spring-2024-gems-gemology-in-brief

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   3 de mai. de 2024 · Gems & Gemology Challenge. The spring issue also offers the 2024 Gems & Gemology Challenge quiz. Score 75% or better and you’ll receive a certificate of completion; earn a perfect score and your name will be listed in the Fall 2024 issue. Entries for the Challenge must be submitted online by September 1, 2024. About the Author.

5. 4cs.gia.edu › interactive-4cs › colorDiamond Color | Gemological Institute of America - 4Cs

   4cs.gia.edu › interactive-4cs › color

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   Há 2 dias · Diamond Color. The color evaluation of most gem-quality diamonds is based on the absence of color. A chemically pure and structurally perfect diamond has no hue, like a drop of pure water, and consequently, a higher value. GIA's D-to-Z color-grading system measures the degree of colorlessness by comparing a stone under controlled ...