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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GIA
GIA
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  • Brazil has become the sixth-largest economy in the world, and its growing consumer market is hungry for luxury products. To witness the rapid growth in the Brazilian jewelry industry, GIA ventured to the country’s main jewelry trade show. GIA exists to connect people to the understanding of gems. Our videos provide more information on diamonds, gems, and other related topics: How to Choose a Diam...

GIA
GIA
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  • Planning to buy a diamond engagement ring? You’ll need to know the 4Cs, how to pick a diamond shape and cut, metal characteristics, types of settings and more. Follow these 12 tips for buying an engagement ring to make a … The post 12 Tips for Buying an Engagement Ring appeared first on GIA 4Cs.

GIA
GIA
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  • Those with a November birthstone have two beautiful options to choose from: topaz and citrine. Topaz comes in a rainbow of colors; citrine is known for its charming yellow and orange hues. The two gems give you countless options. Your … The post November Birthstone: What You Need to Know About Topaz and Citrine appeared first on GIA 4Cs.

GIA
GIA
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  • Selecting the right metal for your engagement ring setting is just as important as selecting the right diamond. The metal will not only define the ring’s style, but it can also play a big role in your diamond’s color appearance. … The post Engagement Ring Setting: How Metal Affects Diamond Color Appearance appeared first on GIA 4Cs.

GIA
GIA
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  • Morganite engagement rings are trending – and for good reason. Morganite is a beautiful, durable and a comparatively affordable pink gem. It has also benefited from a lot of buzz. Here’s what you need to know about morganite. In this … The post How to Pick a Morganite Engagement Ring appeared first on GIA 4Cs.

GIA
GIA
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  • The 4Cs – One Man’s Brainchild The term 4Cs we know today had its start in the early 1940s, as the brainchild of GIA founder Robert M. Shipley. A former retail jeweler, Shipley was fiercely committed to professionalizing the American … The post The History of the 4Cs of Diamond Quality appeared first on GIA 4Cs.

GIA
GIA
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  • Opal is the October birthstone – and its play-of-color is so mesmerizing that it borders on magical. From coveted black opal, to serene water opal, to blazing fire opal, there’s one for every taste. We help you find your favorite.… The post October Birthstone: What You Need to Know About Opal appeared first on GIA 4Cs.

GIA
GIA
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  • Protect your diamond engagement ring from damage or loss by making the right buying decision and then keeping it like new for the rest of your life. Here are some tips on how to safeguard your treasured possession. 1. Before… The post How to Protect Your Diamond Engagement Ring appeared first on GIA 4Cs.

GIA
GIA
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  • 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...

GIA
GIA
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  • 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...

GIA
GIA
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  • 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...

GIA
GIA
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  • 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.

GIA
GIA
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  • 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
GIA
YouTube Video
  • 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
GIA
YouTube Video
  • 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/...

GIA
GIA
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  • 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.

GIA
GIA
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  • 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.

GIA
GIA
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  • 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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