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2. Gemological Institute of America - Wikipedia

   en.wikipedia.org/wiki/Gemological_Institute_of...

   The collection contains works published from 1496 to the present, encompassing the history and modern development of gemology. Subjects include natural and synthetic gemstones, gem treatments, jewelry design, manufacturing, and marketing. The Liddicoat Library is open to the public and the jewelry trade for on-campus research.

3. International Gemological Institute - Wikipedia

   en.wikipedia.org/wiki/International_Gemological...

   IGI is the largest laboratory for certification of diamonds and fine jewelry. [8] IGI is International Organization for Standardization (ISO) 9001: 2000 certified in four countries, including the United States, Canada, India and the United Arab Emirates. [citation needed]

4. American Gem Society - Wikipedia

   en.wikipedia.org/wiki/American_Gem_Society

   The American Gem Society (AGS) is a trade association of retail jewelers, independent appraisers, suppliers, and selective industry members, which was founded in 1934 by Robert M. Shipley. The Society is based in Las Vegas, Nevada , along with the affiliated American Gem Society Laboratories (AGSL) (founded in 1996) and the American Gem Society ...

5. Kimberley Process Certification Scheme - Wikipedia

   en.wikipedia.org/wiki/Kimberley_Process...

   These are also sorted by HTS codes for unsorted (gem and industrial) rough diamonds, sorted rough industrial diamonds, and sorted rough gem diamonds – the latter of which is most likely to be polished into finished stones and jewelry for retail sale, while industrial diamonds are most likely to be used in cutting and drilling tools. Failure ...

6. The 10 best places to buy jewelry online in 2024 - AOL

   www.aol.com/lifestyle/best-places-to-buy-jewelry...

   Best for gemstone jewelry: Shane Co. Best for wedding jewelry: Blue Nile. Best for fine jewelry: ... and they even have a diamond price matching policy to help you get the best possible price. The ...

7. Gemmological Institute of India - Wikipedia

   en.wikipedia.org/wiki/Gemmological_Institute_of...

   The Gem Testing Laboratory was recognized by the International apex organization of Gem and Jewellery Trade, CIBJO. With increasing consumer awareness, the jewellery industry worldwide began to issue certifications to attest the quality of gem and diamond products. The GII started diamond certification in India in 2000. . [1]

8. Gemology - Wikipedia

   en.wikipedia.org/wiki/Gemology

   Gem identification is basically a process of elimination. Gemstones of similar color undergo non-destructive optical testing until there is only one possible identity. Any single test is nearly always only indicative. For example: The specific gravity of ruby is 4.00, glass is 3.15–4.20, and cubic zirconia is 5.6–5.9 . So one can easily ...

9. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!