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GIA Tests Extraterrestrial Gemstones for Down-to-Earth Elements

While scientists speculate about diamond planets hurtling through the galaxy, at least one extraterrestrial gemstone is already among us.

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Worker attaching wax forms
Shenzhen: The Frontier of China’s Gem and Jewelry Industry

All jewelry professionals are familiar with the city of Shenzhen, a global jewelry manufacturing center and a leader of China’s fast-growing gem and jewelry industry. Join the GIA team as we tour the city and discover more about its leading jewelry brands.

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Large and Unusual Gems

Some unusual gem material featured at the GJX show in Tucson.

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