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Diamond

Diamonds are among nature’s most precious and beautiful creations.

Diamond
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Research

An Examination of the Napoleon Diamond Necklace

Napoléon Bonaparte gave an extraordinary diamond necklace to his empress, Marie-Louise, in 1811.

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Color Grading “D-to-Z” Diamonds at the GIA Laboratory

This article discusses the history and ongoing development of GIA's color grading system, and explains how its laboratory applies it.

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The “Type” Classification System of Diamonds and Its Importance in Gemology

Knowledge of type allows gemologists to better evaluate if a diamond might be treated or synthetic, and whether it should be sent to a laboratory for testing.

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10 Tips to Boost Your Career

Joel Schechter, CEO of Honora, shared the key attributes his father, Stanley Schechter, taught him to look for in an exemplary employee - loyalty, honesty, respect and attention to detail - at GIA’s 2009 mini Jewelry Career Fair held in Las Vegas.

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Professional Jewelry Designers Offer Tips to Students

Members of the American Jewelry Design Council (AJDC) shared advice with GIA students when they visited the Carlsbad campus.

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Be the Character You Are

Mary Todd-McGinnis, vice president of sales and e-commerce for Ben Bridge Jewelers, shared her journey in the gem industry, pointing out the way trends and culture affect how people buy jewelry, at the 2009 Career Fair in Carlsbad.

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Make the Most of Opportunities

Michael O’Connor, a jewelry and style expert known as the “King of Bling” at Hollywood’s red carpet events, offered this advice the 2009 Career Fair in Carlsbad.

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Plan a Path to Success

Kara Erickson, sales manager for Tiffany & Co. in Pasadena, California, shared five key concepts she used to build her career with attendees of the 2009 Career Fair in Carlsbad.

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Live the Life of a Colored Stone Professional

Doug Hucker, CEO of the American Gem Trade Association (AGTA), gave real-world, practical tips to attendees at the 2009 Career Fair in Carlsbad.

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GIA Reveals World of Gemstones to Crime Investigators

What do GIA and international crime investigators have in common? FBI Special Agent Daniel McCaffrey shares details on how the FBI has caught gem and jewelry thieves

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The Wittelsbach-Graff and Hope Diamonds: Not Cut from the Same Rough

Two historic blue diamonds, the Hope and the Wittelsbach-Graff, appeared together for the first time at the Smithsonian Institution in 2010.

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Gem Localities of the 2000s

The past decade saw some impressive discoveries of diamonds and colored stones.

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