Tag Archives: Gemstones

Secrets of the Gem Trade: The Connoisseur’s Guide to Precious Gemstones By Richard W. Wise

Posted on September 30, 2021 by dcgiaorg

Secrets of the Gem Trade: The Connoisseur’s Guide to Precious Gemstones Continue reading →

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Traditional vs Non-Traditional Sapphire by Sheahan Stephen

Posted on September 26, 2021 by dcgiaorg

This video provides the tools to understand and articulate clearly to their customers the subtle difference between pinkish-orange, orangish-pink, and Padparadscha. Continue reading →

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“The Science and the Art of Gem Cutting” by John Dyer

Posted on March 17, 2021 by dcgiaorg

John Dyer (Self Proclaimed Gem Nerd) shared his passion, his award winning designs and gemstones. How much is science and how much is creativity? From custom cut classic shapes with exceptional brilliance with flat faceting, to concave faceted and avant-garde … Continue reading →

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2017 DCGIA Honor Roll of Donors

Posted on December 6, 2017 by dcgiaorg

On behalf of the GIA Alumni & Associates of Washington, D.C. (DCGIA), I would like to thank you all for your generous support and donation(s) to our annual Holiday Auction and Dinner. Continue reading →

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From Collector to Commercial – Presented by Dr. Joel E. Arem

Posted on November 25, 2017 by dcgiaorg

Dr. Joel Arem took the DCGIA members on a journey to the “future of the gem industry” in the global marketplace. EVERY gem was once a “collector” stone because only royalty could own them, and a ‘mass market’ did not exist for centuries. … Continue reading →

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The Art of Gem Cutting by Thomas Trozzo

Posted on November 16, 2016 by dcgiaorg

DCGIA Thanks Tom Trozzo for sharing a wealth of information and his award winning gemstones with our members and guests. Continue reading →

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In Memory of Frederick N. Ward GG (GIA)

Posted on July 27, 2016 by dcgiaorg

RIP – July 16, 1935 – July 19, 2016     Fred was a loyal DCGIA member, prolific photographer, author and great friend to us all! Some of you may remember Fred as a world-renowned photographer, author, gem dealer, gemologist and a … Continue reading →

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“Sharing the Rough” – Orin Mazzoni

Posted on March 28, 2016 by dcgiaorg

DCGIA was overjoyed to have Orin Mazzoni for an informative 2-night event as a joint effort with AGS, the Maryland National Capital Guild. If you have ever wondered how a piece of rough is found, mined, cut, polished, then transformed … Continue reading →

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Tucson Report – Kusam Malhotra

Posted on March 20, 2016 by dcgiaorg

Kusam owner of K & K International in Vienna, VA. was a vendor at the 2016 AGTA GemFair™ Tucson. K&K International has been a premier source of rare colored gemstones, fine diamonds and custom-designed jewelry for over 30 years. Whether … Continue reading →

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2015 DCGIA Honor Roll of Donors

Posted on December 9, 2015 by dcgiaorg

Thanks for making it happen! It was a great DCGIA auction, which raised $6,254 for chapter activities, a second chance on-line auction will be coming soon! Special Thanks to everyone who helped before, at and after the auction. Thanks to all … Continue reading →

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