U.S. Holiday Closure

In observance of the Thanksgiving holiday, GIA’s Carlsbad and New York locations will close at 3 p.m. local time on Wednesday, November 22 and remain closed through
Friday, November 24. Both locations will resume regular business hours on Monday, November 27.

featured Research & News

A man and a woman sit at a table with a couple of dozen gems in front of them. They are looking at them and making notes.
ALUMNI SPOTLIGHT

Couple Creates Award-Winning Necklace

Alumni couple, inspired by their moms, creates beautiful jewelry – and a beautiful life – together.
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LR 216x122 blue green garnet
GEM NEWS INTERNATIONAL

Blue-Green Pyrope-Spessartine Garnet with High Vanadium

Garnets with a unique color and a previously unreported chemical composition are examined in GIA’s Carlsbad lab.
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Fracture with Goethite Staining
MICRO-WORLD

Sapphires with Unusual Radial “Eye” Structure

Sapphires exhibiting radial structures are examined.
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LAB NOTE

Cat’s-Eye Kornerupine

An intensely chatoyant gemstone is revealed to be a rare specimen.
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EXHIBITION REVIEW

A Modern Gem and Jewelry Collection

Review of A Modern Gem and Jewelry Collection at the Flandrau Science Center & Planetarium in Tucson, Arizona.
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