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A close-up image of a pile of rough diamonds.
Article
Ups and Downs of 2016 Make for an Uncertain 2017

The diamond industry was slow to recover in 2016 and colored gems got a welcome shot in the arm. Mixed signals leave no clear indicators for 2017.

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Article
De Beers Reduces Rough Prices – Too Little?

De Beers reduces rough prices at May sight, undisclosed treated diamonds submitted to GIA and Sotheby’s, Christie’s sales break auction records − again.

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Article
January Outlook: Rough Diamond Supplies Up, Prices Down

The trade grappled with soft prices and excess inventories in 2015, but holiday sales helped reduce diamond inventories. Plus: China retail report.

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Article
Major Diamond Find Brightens Market

The discovery of three huge diamonds – 1,111, 813 and 374 carats − all in the same week, brighten an otherwise lackluster diamond market.

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The Gemological Properties of Russian Gem-Quality Synthetic Yellow Diamonds

Russian-grown gem-quality synthetic diamonds are being sold for jewelry; this article presents the results of a gemological examination of a group of yellow samples.

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Diamond Sources and Production: Past, Present, and Future

Diamond production’s future appears to belong less to Africa and more to Australia, Canada, and the Russian Federation, according to this overview of geologic trends in the industry.

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A Review of the Political and Economic Forces Shaping Today’s Diamond Industry

Political upheavals and technological advances, as well as changes in social and governmental attitudes and initiatives, have produced major and ongoing changes in the diamond industry.

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Gemesis Laboratory-Created Diamonds

High-quality synthetic diamonds created by the Gemesis Corp. are examined and their gemological properties are explicated.

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Characterization and Grading of Natural-Color Pink Diamonds

Known for their great beauty and rarity, pink diamonds have long been sought after by jewelers, collectors, and consumers.

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Abstracts; Fall 1991

This article, from the Fall 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.

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