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Dec. 20, 2017
AGTA ePrism

Visit the AGTA GemFair™ Tucson Tools, Technology and Supplies Pavilion!
AGTA Tucson GemFair
Exclusive to AGTA GemFair™ Tucson, you'll find all your manufacturing, repair and display needs met with these vendors. MORE

Another Golden (Gem) Anniversary: Tanzanite Turns 50
National Jeweler
See AGTA Member, Bridges Tsavorite, Intercolor, Inc., Spectral Gems, Inc., Naomi Sarna Designs Tanzanite turned 50 this year, and there are a number of reasons to celebrate and highlight the stone: a fine quality tanzanite can compete with some of the best in color, and the gemstone's story is so interesting because it shares such a strong connection to its place of origin. MORE

Holiday engagement season sparks new ring cycle
CBS News
See AGTA Members, Greenwich Jewelers and Tiffany & Co. featured in this article! Holiday engagement season is in full swing: indeed, December is the No. 1 month of the year to pop the question, according to MORE

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The Green Diamond Exhibition You Need to See
Robb Report
See AGTA Member, Arunashi featured in this article! This month, the Natural History Museum of Los Angeles County unveiled Green Diamonds: Natural Radiance, a special exhibition that spotlights 60 of the planet's most incredible loose and mounted green diamonds. MORE

A Case of Mistaken Identity?
GIA - AGTA Member
See AGTA Members, B & B Fine Gems, Jeffrey Bilgore, and Pala International, Inc. featured in this article! Identifying a gemstone by color alone can lead to a case of mistaken identity, as numerous examples have shown over the course of history. MORE

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Retail Enjoying Impressive Season
US retail sales have increased so far this holiday season, as an improving job market has spurred consumer confidence, according to surveys by government and private-sector organizations. MORE

Radiant Rubies for the Holiday Season
Elite Traveler
See AGTA Members, Bayco and Luisa Graff Jewelers featured in this article! Rubies have long been considered the 'king of all gemstones,' but we love rubellites and red sapphires nearly as much. MORE

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The Most Famous Engagement Ring in the World
The Adventurine
From the first moment, the world got a glimpse of the sapphire and diamond engagement ring Prince Charles gave Diana on February 24, 1981, it became famous. MORE

Emerald Engagement Rings to Envy
Harper's Bazaar
See AGTA Member, Oscar Heyman featured in this article! The gemstone of choice for Jackie O, Halle Berry, Olivia Wilde and Irina Shayk. MORE

Top 5 Instagram Automation Tools For Marketers
With roughly 800 million active users, Instagram is one of the main players in the social media ecosystem. MORE

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Step inside the Diamond Council Reading Room!

The Diamond Council of America invites AGTA members to visit our online Reading Room, which features a library of articles, videos and other resources to help your business thrive.



IGI, the Standard
of Excellence
in Gemology
since 1975

IGI, a worldwide gemological laboratory, providing objective and accurate grading, identification and appraisal reports for gemstones and fine jewelry along with laser inscription and educational courses

China Stone

Call for ePRISM Content
ePRISM is always looking for interesting content.  If you have stories related to colored gemstones or pearls to share with our readers please email them to for consideration.  Send web links or separate files.

The articles and website links appearing in ePrism, and not written by the American Gem Trade Association, are included in the e-publication as general information from -- and for -- the Trade, but do not necessarily reflect the opinion or endorsement of the American Gem Trade Association and its members.

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