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Diamond Fun Facts

Learn more about one of the Earth’s most fascinating creations, including some that became the most famous.

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Article
Melee: Building Blocks of Contemporary Design

Learn about the versatility of melee in jewelry design and how to design and engineer long-lasting jewelry using GIA Quality Assurance Benchmarks.

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Article
Fall 2015 G&G: Trapiche Emeralds, Synthetic Diamonds and a Large Diamond Source

G&G Brief presents an overview of the content of the Fall 2015 issue of Gems & Gemology.

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Miners use shovels and sluicing equipment to search for diamonds near the Vaal River in South Africa.
Article
Historical Reading: The Diamond Fields of South Africa: Part 2 (1893-2014)

Within a few years of their discovery, the diamonds deposits of South Africa produced more diamonds than what had come from India in two millennia.

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Article
A Sunstone Odyssey, Part 2: The Dust Devil

The "Sunstone Odyssey" series continues with a visit to the Dust Devil mine, a source of rough for many award-winning faceted gems and carvings.

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Article
GIA Gem Project
Various Gems
(Danburite – Humite)

Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.

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Multi-colored gems are superimposed on an image of glacier peaks.
Article
Gems and Minerals from the Subarctic

Circumnavigate the boreal reaches of the globe to explore gems from polar regions.

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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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An early black and white photo that shows deep trenches dug into the ground in the search for diamonds. Ladders and ropes help the miners excavate and traverse the mine.
Article
Historical Reading: The Diamond Fields of South Africa: Part 1 (1868-1893)

The discovery of diamonds in South Africa in early 1867 marked the start of an historic period of diamond exploration.

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A large ruby crystal in calcite with three faceted rubies in front.
Article
Economists See Bright Holiday Season

National Retail Federation predicts a strong increase in holiday sales; U.S. ban on Myanmar ruby, jade lifted; diamond market report.

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