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The increasing popularity of cultured pearls with unusual color and size combinations
Cultured Pearl Update

Fran Mastoloni shares his thoughts on the status of the cultured pearl market.

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Fall 2016 Gems & Gemology Cover
Article
Fall 2016 G&G: CVD Synthetic Diamonds Survey, Reversible Color Change in Blue Zircon

A summary of the content found in the Fall 2016 issue of Gems & Gemology.

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Chipped Diamond
Article
How to Protect Your Diamond from Chipping

Learn more about what causes a diamond to chip, and 8 tips on how you can avoid chipping your diamond.

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Pearls
Article
Pearl Quality Factors

Learn about the factors that make pearls so desirable.

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Gems & Gemology Spring 2016 Cover
Article
Photoluminescence Review and Gem Material from Unusual Locales in the Spring 2016 G&G

A summary of the content in the Spring 2016 issue of Gems & Gemology.

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