News & Articles

Buyers were checking the quality of a jadeite boulder
Witnessing the 56th Myanma Gems Emporium

Since 1964, thousands of merchants have repeatedly attended the Myanma Gems Emporium to source premium gemstones produced from the legendary source of Myanmar (formerly Burma).

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People meet and mingle at the entrance to the JCK Show.
Headwinds Slow 2019 Vegas Business, Lab-grown Diamonds Proliferate

Decent demand for finished jewelry, but less for loose gems. Plus: Lab-grown diamonds and responsible, sustainable business practices.

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Six people sit on chairs on a stage in front of an audience.
GIA JCK 2019 Panel: Consumers Care Where Their Jewelry Comes From

Consumers want to know that gemstones, diamonds and precious metals are responsibly sourced.

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CVD, HPHT and Natural Diamonds
Is There a Difference Between Natural and Laboratory-Grown Diamonds?

Learn about the differences – and similarities – between natural and laboratory-grown diamonds, and how GIA’s researchers and grading laboratories can tell the difference

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Two sections of the reconstructed Amber Room wall show the mirrored pilasters that separate the panels, the Florentine mosaics, and the intricate amber wreaths and clusters on and atop the cornice.
The Amber Room: Born From Vanity, Re-Born From National Pride

The journey of a cultural landmark from Prussia to Russia. The first room is lost to history; the second is reconstructed by the Soviet Union.

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Looking down the crystal axis of a backlit 58.83 ct trapiche emerald
Emerald: The Superstar of Trapiche Gemstones

Trapiche emeralds, which display a distinct six-spoke wheel pattern, set the standard as some of the finest and most spectacular crystals unearthed.

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