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GIA恢复提供纸质版钻石鉴定精简版报告

GIA will return to producing printed GIA Diamond Dossier reports beginning April 9.

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Spring Into a Colorful Week of GIA Virtual Events

CARLSBAD, Calif. – Jan. 21, 2021 – Register for GIA’s Knowledge Rocks Week: Spring Into Color for four days of exciting virtual events taking you deep into the beautiful world of colored stones.

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GIA Gets Specific on Laboratory-Grown Diamonds

CARLSBAD, Calif. – Oct. 13 – As consumer interest in laboratory-grown diamonds increases, GIA (Gemological Institute of America) is driving its consumer-protection mission forward by introducing LGDR by GIA, a family of four new digital-only reports for laboratory-grown diamonds with 4Cs color and clarity specifications replacing the descriptive terms and grade ranges previously used on GIA reports for laboratory-grown diamonds.

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New Year, New Digital GIA Report

The start of 2023 marks a significant milestone in the digital transformation of the global diamond industry - the launch of the fully digital GIA Diamond Dossier, the most widely available diamond grading report in the world.

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Promotional Pricing on GIA Jade Report

GIA is offering exclusive promotional pricing for GIA Jade Report services from Feb. 12 to March 31, 2024.

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Registration Now Open for Converge 2025: A Historic Collaboration Between GIA and AGS

Registration for Converge, the singular gem and jewelry event combining the unique expertise of the American Gem Society (AGS) and the Gemological Institute of America (GIA), is now open.

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GIA Introduces Expanded Nacre Scale to All Pearl Classification Reports

GIA is introducing an expanded approach to evaluating nacre on all pearl classification reports

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GIA’s 6thAnnual Jewelry Design Competition Highlights Emerging Talent

As a leading educational institute, GIA helps educate the next generation of gem and jewelry professionals in gemology, jewelry design and jewelry manufacturing arts.

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GIA Brings Exciting Lineup to Las Vegas Shows!

Experience the world of gemology in person with GIA at Couture and JCK Las Vegas.

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Anna Martin to Retire from GIA

Anna Martin, GIA’s senior vice president of Institute and industry relations, will retire from GIA on December 31, 2023, after a very successful nine years with the Institute, 14 years on the GIA Board of Governors and more than 40 years as one of the most well-known and respected leaders in the gem and jewelry industry.

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GIA 檢驗世界第二大鑽石

In July 2025, staff from GIA, including GIA Executive Vice President and Chief Research and Laboratory Officer Tom Moses and Vice President of Research and Development Dr. Wuyi Wang, examined a rough diamond weighing 2,488.32 carats

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GIA GemKit 將寶石科學帶入不同課堂

Young students anywhere in the world can now experience the wonder of gems and minerals with GemKit™ by GemKids®, an online treasure trove of information and activities from GIA®, the Gemological Institute of America, the 90-year-old global leader in gem and jewelry education.

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