https://www.gia.edu/
Gemological Institute Of America | All About Gemstones - GIA
Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
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https://www.gia.edu/gems-gemology/sp13-gni-imitation-larimar
GIA - Gemological Institute of America
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https://www.gia.edu/CN/lapis-lazuli-buy
GIA - Gemological Institute of America
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https://www.gia.edu/CN/gems-gemology/summer-1985-russia-synthetic-emerald-koivula
GIA - Gemological Institute of America
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https://www.financialexpress.com/business/industry-blackstone-acquires-international-gemological-institute-at-enterprise-value-of-usd-525-million-3096266/
Blackstone acquires International Gemological Institute at enterprise value of USD 525 million -...
The company is a global leader in independent certification of diamonds, gemstones, and jewellery, with a global footprint of 29 laboratories, including 18 in...
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https://www.gia.edu/gems-gemology-spring-2015
Spring 2015 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.bulgemlab.com/home
Bulgarian Gemological Laboratory | Gemstone examination in Sofia | Todor Alexandrov Boulevard 17,...
Welcome to Bulgarian Gemological Laboratory We offer gemstone examination in Sofia,Bulgaria and educational courses in gemology.
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https://www.gia.edu/gem-event-agta-gemfair-tucson-2026
GIA - Gemological Institute of America
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https://www.catawiki.com/it/l/103623391
1 pcs Diamante (Naturale) - 1.53 ct - Radiante - I - VVS1 - International Gemological Institute...
Diamante Rettangolare con Angoli Tagliati da 1,53 ct certificato IGI Un magnifico diamante rettangolare da 1,53 ct con angoli tagliati, che offre un equilibrio...
1 pcs
https://www.gia.edu/CN/home?pslnkid=GIA_MYGIA_WEB_SITE
GIA - Gemological Institute of America
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https://www.fastweb.com/directory/college/gemological-institute-of-america-new-york-scholarships
Gemological Institute Of America New York | Fastweb
Gemological Institute of America-New York offers numerous institutional scholarships for students. Awards may be merit-based, academic or athletic.
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https://www.gia.edu/gems-gemology/spring-2024-lab-notes-cloud-inclusions-causing-blue-color-in-diamond
GIA - Gemological Institute of America
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https://www.gia.edu/JP/gems-gemology/spring-2013-karampelas-cultured-pearls-xenotransplantation
Gemological Characteristics of Saltwater Cultured Pearls Produced After Xenotransplantation
Spectroscopic and radiographic study of experimental saltwater cultured pearls produced from xenotransplantation between P. margaritifera and P. maxima.
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https://www.gia.edu/CN/gems-gemology/summer-2018-gemological-characterization-of-sapphires-from-yogo-gulch-montana
Gemological Characterization of Sapphires from Yogo Gulch, Montana
A look at the mining and distinguishing characteristics of this naturally vibrant blue sapphire.
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https://igitl.com/
International gemological Institute and Testing Laboratory
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https://www.gia.edu/gems-gemology-summer-2020
Summer 2020 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/CN/gems-gemology/spring-2013-karampelas-cultured-pearls-xenotransplantation
Gemological Characteristics of Saltwater Cultured Pearls Produced After Xenotransplantation
Spectroscopic and radiographic study of experimental saltwater cultured pearls produced from xenotransplantation between P. margaritifera and P. maxima.
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https://www.gia.edu/gems-gemology/summer-2014-gemnews-museum-exhibit-new-york
GIA - Gemological Institute of America
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https://www.gia.edu/gems-gemology/winter-2020-gemnews-analysis-imitation-ivory
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https://www.catawiki.com/it/l/103097189-1-pcs-diamante-naturale-1-05-ct-rotondo-d-incolore-vs2-international-gemological-institute-igi
1 pcs Diamante (Naturale) - 1.05 ct - Rotondo - D (incolore) - VS2 - International Gemological...
Tipo: 100% Diamanti naturali Forma: rotonda Peso totale in carati 1,05 carati numero di Diamanti: 1 Colore: D Purezza: vs2 Taglio: eccellente Lucentezza:...
1 pcs
https://www.gia.edu/book-review-real-or-fake-moldavites
GIA - Gemological Institute of America
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https://www.gia.edu/gems-gemology/fall-2020-gemnews-oiled-spinel
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https://web.archive.org/all/20041205030958/http:/www.ajediam.com/Gems_Grading_Certificate_Antwerp.html
International Gemological Institutes Laboratories Diamond Certificates
International Gemological Institutes + Laboratories, appraisals, grading + ratings. Learn about Diamond Certificates HRD, IGI, EGL, AGS, AGL, GIA Ratings +...
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https://www.gia.edu/CN/gems-gemology/summer-2005-grading-natural-yellow-diamonds-king
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https://www.catawiki.com/it/l/103882747
1 pcs Diamante (Naturale) - 1.01 ct - Rotondo - E - VS2 - International Gemological Institute (IGI)...
1 DIAMANTE BIANCO NATURALE IGI REPORT NUMBER: 670426051 Forma e stile di taglio: Brillante rotondo Misure: 6,09 - 6,22 x 4,06 mm Peso in carati: 1,01 carati...
https://www.gia.edu/topaz/gem-overview
GIA - Gemological Institute of America
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https://www.igitl.com/
International gemological Institute and Testing Laboratory
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https://www.gia.edu/gem-education/industry-resources
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https://igindia.org/
Indian Gemological Identification
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https://www.gia.edu/UK-EN/report-check-landing
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https://www.gia.edu/book-review-gem-trade-second-edition
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https://radiantgemservices.com/
Radiant Gemological Services
Trusted. Independent. Professional. Radiant Gemological ServicesIndependent appraisals and evaluations for insurance, estate, and peace-of-mind. Talk to a...
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https://www.gemlab.com/
Diamond Appraisal NYC | Gemological Appraisal Laboratory of America, Inc. | Diamond/Jewelry...
Apr 21, 2018 - GemLab offers accurate, unbiased diamond appraisal, diamond certification, lab reports, jewelry appraisal, watch appraisal in New York City and Long Island.
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https://www.gia.edu/CN/gia-news-press/jck-las-vegas-2013
GIA - Gemological Institute of America
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https://www.gia.edu/exhibit-review-glitterati-portraits-jewelry-colonial-latin-america
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https://www.catawiki.com/it/l/103879156
1 pcs Diamante (Naturale) - 0.49 ct - Rotondo - F - VS2 - International Gemological Institute (IGI)...
** Elite Colorless Grade ** Chiarezza a occhio nudo ** IGI Report Number: 634465577 Description: Natural Diamond Shape and Cutting Style: Rotondo Brillante...
https://www.gia.edu/gems-gemology-fall-2014
Fall 2014 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology/winter-1996-identification-black-gem-material-johnson0
Some Gemological Challenges in Identifying Black Opaque Gem Materials | Gems & Gemology
Among the most difficult gems to identify are those that are black and opaque (or nearly so).
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https://www.gia.edu/CN/gems-gemology/winter-1999-gem-news-international
GIA - Gemological Institute of America
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https://www.financialexpress.com/market/international-gemological-institute-ltd-share-price/
International Gemological Institute Share Price Today: International Gemological Institute Stock...
International Gemological Institute Share Price Today (15th May, 2026): Check International Gemological Institute Stock Price live NSE/BSE on...
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https://www.gia.edu/gems-gemology-summer-2022
Summer 2022 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology/summer-2004-lab-notes
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https://isglgems.com/
ISGL Gems | Gemological Laboratory
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https://www.na-gl.com/
North American Gemological Laboratory
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https://4cgemologicallab.com/
4C Gemological Lab
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https://gemscience.net/
GSI: Gemological Science International Diamond Certification
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https://www.gia.edu/cn/gems-gemology
Winter 2025 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/hong-kong-student-housing
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https://www.gia.edu/JP/gia-news-press/new-governor-to-board
GIA - Gemological Institute of America
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https://www.gia.edu/gems-gemology-fall-2021
Fall 2021 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology-winter-2024
Winter 2024 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology-spring-2029
Spring 2024 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology/fa13-book-review-jewellery-drawing-harald-fischer
GIA - Gemological Institute of America
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https://www.gia.edu/gems-gemology/spring-2010-synthetic-diamond-khan
GIA - Gemological Institute of America
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https://www.gia.edu/exhibition-review-colors-universe-chinese-hardstone-carvings
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https://www.gia.edu/gems-gemology-spring-2021
Spring 2021 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology/summer-1987-lab-notes
GIA - Gemological Institute of America
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https://www.gia.edu/gems-gemology/fall-2022-microworld-quarterly-crystal-panasqueira-quartz
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https://www.bulgemlab.com/
Bulgarian Gemological Laboratory | Gemstone examination in Sofia | Todor Alexandrov Boulevard 17,...
Welcome to Bulgarian Gemological Laboratory We offer gemstone examination in Sofia,Bulgaria and educational courses in gemology.
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https://globaldiamondlaboratory.com/
GDL - Jewelry & Gemstone Grading | International Gemological Institute
Global Diamond Laboratory (GDL) is the World's largest Laboratory for testing and Grading Diamonds, Gemstones and Fine Jewelry
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https://www.gia.edu/january-2007-insider-beryllium
GIA - Gemological Institute of America
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https://www.gia.edu/gems-gemology/spring-2019-gemnews-unique-orange-sapphire-with-golden-sheen-effect-reportedly-from-kenya
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https://www.gemologist-appraiser.com/
Jewelry Appraiser/Gemologist-Schulman Gemological Services
Appraisal of fine jewelry and timepieces for Insurance and Estate purposes.
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https://www.gia.edu/gems-gemology/spring-2017-labnotes-paraiba-tourmaline-unusual-coating
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https://www.gia.edu/faq-sample/How-does-GIA-test-colored-stones-
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https://www.gia.edu/jp/gems-gemology
Winter 2025 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://campus-tour.gia.edu/
Gemological Institute of America Virtual Tour
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https://www.gia.edu/JP/birthstones/march-birthstone
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https://www.gia.edu/CN/gems-gemology/summer-2014-labnotes-cvd-synthetic-diamond-with-unusual-inclusions
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https://www.ngi.com.sg/
Home - Nan Yang Gemological Institute: NGI
Apr 1, 2025 - NGI, established in Singapore in 2001, is a trusted provider of gem testing laboratory services and gemological education. With more than 20 years of...
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https://www.gia.edu/JP/gia-news-press/the-music-paradigm-symposium
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https://www.gia.edu/JP/gia-news-press/august-gemstone-gathering-bangkok-2013
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https://www.gia.edu/JP/gems-gemology/winter-2000-technological-development-1990s-johnson
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https://www.catawiki.com/it/l/103386006
1 pcs Diamante (Naturale) - 0.56 ct - Cuore - H - VS2 - International Gemological Institute (IGI) -...
1 DIAMANTE BIANCO NATURALE IGI REPORT NUMBER: 694521453 Forma e stile di taglio Cuore Brillante Peso in carati 0,56 Ct. Colore Classe H Purezza VS2 Video...
https://www.gia.edu/gems-gemology/summer-1990-diamond-tweezers-koivula
GIA - Gemological Institute of America
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https://www.gia.edu/gems-gemology/spring-2014-v-chrysoberyl-stone-sundberg
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https://www.gia.edu/carlsbad-student-services-library
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https://www.sachigems.in/
Trader - Wholesaler / Distributor of Gemological Instruments by Sachi, Jaipur
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https://www.catawiki.com/it/l/103341662
2 pcs Diamante (Naturale) - 2.02 ct - Cuscino - G, F - VVS1, VS2 - Gemological Institute of America...
Coppia di diamanti certificati GIA da 2,02 ct, di forma cushion Perfettamente abbinati e indubbiamente splendidi, questa coppia di diamanti taglio cushion...
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1 pcs Diamante (Naturale) - 1.00 ct - Rotondo - I - SI2 - Gemological Institute of America (GIA) -...
Bellissimo, pieno di scintillio Diamante naturale taglio brillante rotondo, 1,00 ct. Colore: I Purezza: SI2 Misure pietra: 6,41 x 6,45 x 3,95 mm Taglio: Very...
https://www.gia.edu/gems-gemology/gems-gemology-summer-2017
Summer 2017 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology-fall-2022
Fall 2022 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology-spring-2016
Spring 2016 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/jewelry-trade-associations
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https://www.gia.edu/CN/gia-news-press/gem-testing-device-at-baselworld
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https://www.gia.edu/gia-website
Gemological Institute Of America | All About Gemstones - GIA
Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
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https://www.gia.edu/gems-gemology/fall-1998-lab-notes
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https://www.catawiki.com/it/l/103125731-1-pcs-diamante-naturale-1-73-ct-rotondo-i-si1-international-gemological-institute-igi
1 pcs Diamante (Naturale) - 1.73 ct - Rotondo - I - SI1 - International Gemological Institute (IGI)...
Forma: Brillante rotondo Carati: 1,73 Purezza: SI1 Colore: I Taglio: Buono Certificazione inclusa: IGI Anversa 648455876 Garantire la sicurezza dei vostri...
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Chanthaburi Gemological Laboratory Co., Ltd.
Aug 8, 2024 - Who we are. Chanthaburi Gemological Laboratory Co., Ltd. The Chanthaburi Gemological Laboratory Co. Ltd. (GLC) is an independent gems laboratory in
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https://www.gia.edu/gems-gemology/winter-1982-grossular-garnet-manson
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https://www.astergemological.com/home.html
home - ASTER GEMOLOGICAL
Aster Gemcyclopedia is a virtual journey through the science and lore of gemstones from across the globe. Each precious stone page features additional detailed...
astergemological
https://www.gia.edu/JP/gia-news-press/new-york-recruiter-registration-2015
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https://www.gia.edu/gem-education/program-graduate-diamond/program-graduate-color-gem
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https://www.gia.edu/gems-gemology/winter-1986-synthetic-diamond-shigley
The Gemological Properties of the Sumitomo Gem-Quality Synthetic Yellow Diamonds | Gems & Gemology
Sumitomo Electric Industries is producing gem-quality synthetic yellow diamonds in deep yellow single crystals in sizes up to 2 ct.
https://www.gia.edu/gems-gemology-winter-2023
Winter 2023 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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https://www.gia.edu/gems-gemology/summer-2020-labnotes-negative-crystal-containing-bubble-in-sapphire
GIA - Gemological Institute of America
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https://www.gia.edu/CN/&subject=Carat+Weight
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https://www.gia.edu/gems-gemology-spring-2024
Spring 2024 Gems & Gemology | The Quarterly Journal of the Gemological Institute of America
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