The Gemological Institute of America, or GIA, is a nonprofit institute dedicated to research and education in the field of gemology and the jewelry arts. Founded in 1931, GIA's mission is to protect all buyers and sellers of gemstones by setting and maintaining the standards used to evaluate gemstone quality. The institute does so through research, gem identification and diamond grading services and a variety of educational programs. Through its world-renowned library and subject experts, GIA acts as a resource of gem and jewelry information for the trade, the public and worldwide media outlets.

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  • Colombian Emerald Industry: Winds of Change | Andy Lucas | GIA at JCK
    Learn about the state of the Colombian emerald industry from the perspective lens of a field gemologist, as he tours Colombia’s major emerald mines and visits dealers and cutters in Bogotá. Andy Lucas is manager of field gemology for education at GIA in Carlsbad, CA. Learn more about emeralds: Gem Encyclopedia – Emerald: https://www.gia.edu/emerald Emerald Buyer’s Guide: https://www.gia.edu/eme...
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  • The Unexpected Origins of Big Diamonds | Dr. Evan Smith | GIA at JCK
    Dr. Smith shares what he has learned from exceptional diamonds, such as the Cullinan and Koh-I-Noor, that formed beneath the surface of the Earth. Smith, the researcher who made the discovery, published a breakthrough article in the December 2016 issue of Science magazine.  Dr. Evan Smith is a postdoctoral research associate at GIA in Carlsbad, CA. Read the full Science article: https://www.gia...
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  • The Latest on Synthetic Diamonds | Dr. James Shigley | GIA at JCK
    Learn more about the latest developments in HPHT and CVD synthetic diamonds, the status of gem-quality synthetic diamonds in the market and the methods used by GIA to detect them. Dr. James Shigley is a distinguished research fellow at GIA in Carlsbad, CA. Learn more about GIA Melee Analysis Service: https://www.gia.edu/melee-analysis GIA iD100TM gem testing device is an easy-to-operate, sophis...
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  • Victorian Style Engagement Rings: How to Get the Look
    Victorian style engagement rings evoke a romantic past. Flowers, hearts and acrostic messages are just a few of the motifs you can use to create a symbol of your love. Learn more about this captivating engagement ring style. The Victorian … The post Victorian Style Engagement Rings: How to Get the Look appeared first on GIA 4Cs.
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  • GIA iD100™ Gem Testing Device
    GIA iD100™ was designed to distinguish natural diamonds from synthetic (HPHT and CVD) diamonds and diamond simulants. Learn more about diamonds with GIA’s gem encyclopedia: http://www.gia.edu/diamond • Diamond Quality Factors: http://www.gia.edu/diamond-quality-factor • Diamond Description: http://www.gia.edu/diamond-description • Diamond Buyer’s Guide: http://www.gia.edu/diamond#buyers-guide • D...
GIA
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  • GIA iD100™ Gem Testing Device
    GIA iD100™ was designed to distinguish natural diamonds from synthetic (HPHT and CVD) diamonds and diamond simulants. Learn more about diamonds with GIA’s gem encyclopedia: http://www.gia.edu/diamond • Diamond Quality Factors: http://www.gia.edu/diamond-quality-factor • Diamond Description: http://www.gia.edu/diamond-description • Diamond Buyer’s Guide: http://www.gia.edu/diamond#buyers-guide • D...
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  • GIA M2M™ Portal - How to share the diamond story with your customer
    In this tutorial, learn how to use the M2M Web Portal to share the diamond story with your customer via the GIA M2M(TM) App and manage access. Learn more about diamonds with GIA’s gem encyclopedia: http://www.gia.edu/diamond • Diamond Quality Factors: http://www.gia.edu/diamond-quality-fa... • Diamond Description: http://www.gia.edu/diamond-description • Diamond Buyer’s Guide: http://www.gia.edu/...
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  • September Birthstone: What You Need to Know About Sapphire
    The September birthstone is sapphire – a gem that’s been cherished for thousands of years. Sapphire is one of the most popular colored stones because of its beautiful blues. It also comes in a rainbow of other colors. Here’s how … The post September Birthstone: What You Need to Know About Sapphire appeared first on GIA 4Cs.
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  • Art Nouveau Engagement Rings: How to Get the Style
    Art Nouveau engagement rings are exquisitely beautiful, but rare. You can achieve the romance of Art Nouveau style in your own ring by using design elements from the period, like the whiplash line, enamel and colored gems. Here’s how. Jewelry … The post Art Nouveau Engagement Rings: How to Get the Style appeared first on GIA 4Cs.
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  • Eight Common Diamond Engagement Ring Myths —Demystified
    There’s no shortage of engagement ring myths. Here are some of the more common ones: Bigger diamonds always look better than smaller ones. Round brilliants are the best. Diamonds are unbreakable. True? False? We investigate. In this blog, we examine … The post Eight Common Diamond Engagement Ring Myths —Demystified appeared first on GIA 4Cs.
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  • GIA M2M™ App - How to use the app without a login
    In this tutorial, learn how to use the GIA M2M™ app without a login. Learn more about diamonds with GIA’s gem encyclopedia: http://www.gia.edu/diamond • Diamond Quality Factors: http://www.gia.edu/diamond-quality-factor • Diamond Description: http://www.gia.edu/diamond-description • Diamond Buyer’s Guide: http://www.gia.edu/diamond#buyers-guide • Diamond History and Lore: http://www.gia.edu/diamo...
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GIA
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  • GIA M2M™ App - How to view the diamond story
    In this tutorial, learn how to view the diamond story via the GIA M2M™ app. Learn more about diamonds with GIA’s gem encyclopedia: http://www.gia.edu/diamond • Diamond Quality Factors: http://www.gia.edu/diamond-quality-factor • Diamond Description: http://www.gia.edu/diamond-description • Diamond Buyer’s Guide: http://www.gia.edu/diamond#buyers-guide • Diamond History and Lore: http://www.gia.ed...
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  • GIA M2M™ App - How to create an account and sign in
    In this tutorial, learn how to create an account and sign into the GIA M2M™ app. Learn more about diamonds with GIA’s gem encyclopedia: http://www.gia.edu/diamond • Diamond Quality Factors: http://www.gia.edu/diamond-quality-factor • Diamond Description: http://www.gia.edu/diamond-description • Diamond Buyer’s Guide: http://www.gia.edu/diamond#buyers-guide • Diamond History and Lore: http://www.g...
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  • About GIA M2M™ | GIA
    GIA M2M™ is a new digital storytelling platform: an innovative way to combine scientific information with engaging content to involve your customers in the fascinating story of their diamond. Ensure they know the facts they need to make an informed purchase, while connecting on a deeper level with the romantic journey of their diamond Learn more about diamonds with GIA’s gem encyclopedia: http://...
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  • Vintage Engagement Rings: How to Get the Retro Style
    Vintage engagement rings and cocktail rings of the Retro era have a distinctive look. Gold mountings, diamond baguettes, colored gems and invisible settings are just some of its design elements. Here’s how you can re-create a striking classic. The Retro … The post Vintage Engagement Rings: How to Get the Retro Style appeared first on GIA 4Cs.
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  • Radiant Cut Engagement Ring – A Brilliant Option
    A radiant cut engagement ring is an irresistible combination: It has the fire of a round brilliant diamond and the aristocratic elegance of an emerald cut. Created in 1977, the radiant cut has been charming brides-to-be for decades. This dramatic … The post Radiant Cut Engagement Ring – A Brilliant Option appeared first on GIA 4Cs.
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  • July Birthstone: What You Need to Know About Rubies
    Ruby is the July birthstone – and it’s one of the most coveted of gems. Called the “king of gems” in ancient India, today it can command the highest per-carat price of any colored stone. Here’s what you need to … The post July Birthstone: What You Need to Know About Rubies appeared first on GIA 4Cs.
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  • Engagement Ring Styles to Flatter Her Hand and Finger
    There are so many beautiful engagement ring styles. But what looks great in the display case may not look best on her finger. Here’s how to choose the perfect ring style to flatter your loved one’s hand. In this blog, … The post Engagement Ring Styles to Flatter Her Hand and Finger appeared first on GIA 4Cs.

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