Showing posts with label gemology. Show all posts
Showing posts with label gemology. Show all posts
Thursday, September 11, 2025

Dark Micro-Inclusions Create Star Patterns In Two Rare Diamonds | GIA Study

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GIA examines two diamonds with star-shaped patterns from dark micro-inclusions. Learn about graphite clouds, hydrogen inclusions, and uniqu...
Thursday, August 28, 2025

GIA Updates Lab-Grown Diamond Grading: What You Need To Know

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GIA will introduce a new grading system for lab-grown diamonds from Oct. 1. Learn how “premium” and “standard” classifications work, fees, ...
Thursday, April 21, 2022

Gem-A GemIntro

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An online only, entry-level course by The Gemmological Association of Great Britain. Useful link:   https://gemintro.gem-a.com
Tuesday, April 13, 2021

What Can You Do With Your Gemology?

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The Accredited Gemologists Association is launching a forum called What Can You Do With Your Gemology? The online bi-annual event, free and ...
Thursday, October 24, 2019

Gems Painting

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Vincent Pardieu was spot on. Gems Painting is an innovative medium to promote and sell colored stones. All we need is passionate buyers. ...
Thursday, September 26, 2019

Danny J. Sanchez

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Get to know Danny, an L.A-based gemologist and artist. Useful link: https://dannyjsanchez.com
Friday, September 20, 2019

The Correct Disclosure Terminology For Lab-grown Diamonds

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Must watch. Useful links: https://jvclegal.org https://www.nationaljeweler.com/majors/public-policy/8096-watch-a-3-minute-lesson-on-l...
Thursday, September 19, 2019

What Are Lab-Grown Diamonds?

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A brilliant educational portal. Useful link: https://thecaratlab.com/pages/lab-grown-diamonds
Thursday, July 11, 2019

Will Gemologists Survive Automation?

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Time will tell. It's definitely a wake up call for all the gemological institutes and gem testing laboratories in the world. Useful li...
Saturday, June 01, 2019

Polish Your Knowledge Of Gems With Courses From Van Cleef & Arpels, De Beers And Gübelin

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The learning experience is priceless. Useful link: https://www.scmp.com/magazines/style/watches-jewellery/article/3008509/polish-your-kno...
Thursday, April 11, 2019

CIBJO Congress 2019

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CIBJO, the World Jewellery Confederation, will hold its 2019 annual congress in Manama, the capital of the Kingdom of Bahrain, from November...
Friday, December 01, 2017

Enhancing Jewelers’ Brand Through Grading

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Sarine is doing the right thing. Useful link: http://www.diamonds.net/News/NewsItem.aspx?ArticleID=59525&ArticleTitle=Enhancing%2bJew...
Monday, April 04, 2016

Good Luck Charms

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A must read. Useful link: http://www.gia.edu/gia-news-research/good-luck-charms
Friday, March 25, 2016

Lucapa Recovers 133.4 Carat Diamond

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Take a look .  http://www.lucapa.com.au
Monday, March 21, 2016

Australian Retailer’s Focus On Customer Education Builds On Century of Success

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Get to know John Whitaker. Useful link: http://www.gia.edu/gia-news-research/australian-retailer-focus-customer-education-builds-century-...
Sunday, February 07, 2016

Rio Tinto Uncovers 187.7 Carat Diamond

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Take a look. Useful links: http://www.riotinto.com http://www.jckonline.com/2015/12/03/rio-tinto-uncovers-1877-carat-diamond
Friday, February 05, 2016

Origin Determination Of Dolomite-Related White Nephrite Through IB-LDA

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A must read. Useful link: http://www.gia.edu/gems-gemology/fall-2015-dolomite-related-white-nephrite-iterative-binary-linear-discriminant...
Thursday, February 04, 2016

Large Star Emerald

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One of kind emerald. Take a look. Useful link: http://www.gia.edu/gems-gemology/fall-2015-gemnews-large-star-emerald

Impregnated And Dyed Turquoise

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A common treatment in the gem market. Buyer beware. Useful link: http://www.gia.edu/gems-gemology/fall-2015-gemnews-impregnated-dyed-turq...

Color-Change Synthetic Cubic Zirconia As Peridot Imitation

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Take a look. Useful link: http://www.gia.edu/gems-gemology/fall-2015-gemnews-color-change-synthetic-cubic-zirconia-peridot-imitation