October 31 through November3—SAN DIEGO, CALIFORNIA: Annual show; JOGS Sand Diego Gem & Jewelry Show; San Diego Convention Center, Daily 10-5, Sun. 9-3; Registered Buyers: FREE - General Admission - $20 - Proof of Military: FREE - Children: No Children under 14 will be admitted; JOGS San Diego Gem & Jewelry Trade Show is the leading West Coast gem and jewelry trade event perfectly timed for buyers looking to restock for the busy holiday season.
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No unread posts Jade: China’s Gift To The World

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No unread posts Attachment(s) SSEF conducts analysis of cobalt-blue spinel from new source

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No unread posts Gem Intro

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No unread posts Attachment(s) Feature in this month's Gemmology Today

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Thu May 05, 2022 11:32 am

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No unread posts Attachment(s) Cat's eye Sapphire conclusion?

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Wed Mar 23, 2022 1:39 am

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No unread posts Attachment(s) Coral Traceability Using Novel Genetic-Testing Method

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Mon Feb 14, 2022 1:52 pm

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No unread posts SSEF launches free online courses

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No unread posts New emeralds from Musakashi in Zambia appear in the market

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No unread posts CIBJO CONFERENCE Special Reports:

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Tue Nov 23, 2021 4:36 pm

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No unread posts Attachment(s) Justin Prim Makes the Cover of Journal of Gemmology!

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Mon Sep 27, 2021 9:40 pm

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No unread posts Implications from the Roof Diamond

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No unread posts Attachment(s) LOTUS: Heating of Madagascar Sapphire

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Fri Jun 04, 2021 12:58 pm

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No unread posts A New Type of Emerald from Afghanistan’s Panjshir Valley

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No unread posts Beware: Laser Damage in Sapphires due to Jewellery Repair

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No unread posts Past papers

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Wed Feb 17, 2021 12:50 am

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No unread posts Gemmology Today March 2020 now freely available!

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Tue Jun 30, 2020 11:35 am

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No unread posts Gem-A Live: 150 Years of Diamond Mining in Kimberley

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Mon Jun 08, 2020 1:48 pm

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No unread posts SSEF FACETTE MAGAZINE 2020

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Sat May 30, 2020 2:13 pm

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No unread posts Understanding Gemstone Species and Varieties

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Tue May 26, 2020 12:55 am

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No unread posts Seeing Colour: Succeed with the Spectroscope

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Wed May 06, 2020 9:17 pm

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No unread posts Gem-A Live Fluorescence

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No unread posts ALARM!! PLEASE READ!!!

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No unread posts GEM-A Foundation ODL

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Fri Apr 24, 2020 12:37 pm

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No unread posts Attachment(s) Introduction to Colored Diamonds Grading & Pricing

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Wed Apr 22, 2020 2:09 pm

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No unread posts Sapphires Heated with Heat an Pressure

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Mon Apr 20, 2020 12:02 pm

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No unread posts Composite Geemstones

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Mon Apr 20, 2020 11:48 am

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No unread posts Lead Glass Filled Rubies & Sapphires

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Mon Apr 13, 2020 11:18 am

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No unread posts Journal of Gemmology Download 1947-2016

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Sun Mar 15, 2020 3:08 pm

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No unread posts FGA at GIT

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Sun Feb 02, 2020 6:25 pm

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No unread posts CORNFLOWER BLUE: THE MYSTERIOUS COLOR!

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Thu Jan 02, 2020 10:24 pm

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No unread posts Better refractometer results with the Bright Line technique

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Sat Nov 30, 2019 1:16 pm

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No unread posts Attachment(s) Sapphires with unstable colors

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Christopher P. Smith

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Tue Oct 29, 2019 4:50 pm

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No unread posts CIBJO releases Gemmological Special Report

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Wed Oct 23, 2019 11:22 am

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No unread posts THE EFFECT OF GRAY ON THE VALUE OF SPINELS AND OTHER GEMS

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Thu Oct 10, 2019 2:46 pm

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No unread posts Bsc in Gemology Birmingham City University

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Sat Sep 14, 2019 7:03 pm

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No unread posts UPDATE: SSEF launches GemTrack™

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Thu Sep 12, 2019 1:14 am

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No unread posts GWLab

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Wed Jul 10, 2019 10:00 pm

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No unread posts GemeWizard College & Colour Grading system

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Sun Jul 07, 2019 2:54 pm

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No unread posts Gem-A Presents Live and In Person: Justin Prim

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Fri Jun 14, 2019 7:45 pm

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No unread posts Free Gemmological Webinars

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Fri Jun 14, 2019 7:39 pm

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No unread posts Upcoming Gem-A Events

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Thu May 09, 2019 12:41 pm

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No unread posts Lotus Gemology Expands their Repitoire

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Wed Apr 10, 2019 12:36 pm

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No unread posts Lotus Spring 2019 talking tour

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Fri Mar 29, 2019 2:04 pm

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No unread posts Gem-A USA

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Wed Mar 20, 2019 12:43 pm

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