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P.J.Joseph's Weblog On Colored Stones, Diamonds, Gem Identification, Synthetics, Treatments, Imitations, Pearls, Organic Gems, Gem And Jewelry Enterprises, Gem Markets, Watches, Gem History, Books, Comics, Cryptocurrency, Designs, Films, Flowers, Wine, Tea, Coffee, Chocolate, Graphic Novels, New Business Models, Technology, Artificial Intelligence, Robotics, Energy, Education, Environment, Music, Art, Commodities, Travel, Photography, Antiques, Random Thoughts, and Things He Like.

Monday, June 26, 2023

HPHT-Grown Colorless Diamond Displaying Unusual Phosphorescence Effects

Phosphorescence produced from visible light by diamonds will always remain a challenge for diamond graders. Many thanks to Gems & Gemology and GIA researchers for sharing an insightful report for practicing gemologists and consumers.

Useful link:

https://www.gia.edu/gems-gemology/spring-2023-gemnews-hpht-diamond-phosphorescence

Studiopjj

Monday, June 26, 2023

HPHT-Grown Colorless Diamond Displaying Unusual Phosphorescence Effects

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