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Showing posts with label Diamond Treatments. Show all posts
Showing posts with label Diamond Treatments. Show all posts

Monday, June 03, 2024

Large CVD-Grown Diamond Resubmitted After HPHT Treatment

Analytical gem testing is required to identity diamond treatments today. If doubtful, always consult a reputed diamond testing laboratory like the GIA. Many thanks to Gems & Gemoloy.


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Monday, September 05, 2022

Thursday, November 04, 2021

Lightbox Now Disclosing Post-Growth Treatments

Lightbox, De Beers' lab-grown diamond brand, has started disclosing the treatments it uses to create its synthetic diamonds---but still believes such disclosures are optional. Why it took so long?


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