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Article
Inside De Beers’ Lightbox Diamonds
GIA researcher analyzes and confirms that De Beers’ Lightbox diamonds are grown using the chemical vapor deposition process.
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Article
Laboratory-Grown Diamonds: Demand Rises, Prices Fall
The proliferation of laboratory-grown diamonds into the market continues to dominate industry news. Plus: Natural Diamonds, Kimberley Process
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Article
Diamond Market Forecast: Declining Credit, Soft Prices and Lab-Grown Diamonds
Despite the generally strong year for jewelry retail, the diamond industry continues to face problems with credit, spotty demand and soft prices.
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CVD Layer Grown on Natural Diamond
A composite of synthetically grown and natural diamond was recently identified by the Carlsbad laboratory.
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The Largest Diamond Ever Discovered in North America
GIA examines a 552.7 ct diamond from the Diavik mine in Canada.
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Article
Bows in Jewelry: The Finishing Touch in Giving
Bows have been a popular motif and finishing touch in jewelry and fashion from time immemorial, recurring and adapting to reflect the style of the era.
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Diamonds from the Deep: How Do Diamonds Form in the Deep Earth?
G&G’s newest section explores how diamonds form in the deep earth.
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Chart: Inclusions in Natural, Synthetic, and Treated Diamond
Provides a visual guide to the internal features of natural, synthetic, and treated diamonds.
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Article
GIA Researchers Look Inside Black Diamonds
Black diamonds are striking in jewelry. GIA researchers report on the unique properties used to identify black diamonds and the potential treatments.
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