Blogs about: Gems Gemology
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Industry Analysis: Holiday Sales Off to a Strong Start
We publish courtesy of Gems & Gemology GIA Insider Author: Russell Shor, Senior Industry Analyst This 27.19 ct D-IF dimaond sold for $3.66 million at Sotheby's Dec. 9 Magnificent Jewel… more →
Gemma News Service
Industry Analysis: Holiday Sales Off to a Strong Start
wrote 2 years ago: We publish courtesy of Gems & Gemology GIA Insider Author: Russell Shor, Senior Industry Analyst … more →
GIA Lab Grades Largest (4+ ct) HPHT-Grown Synthetic Diamond Submitted to Date
wrote 2 years ago: We publish courtesy of Gems & Gemology eBrief Authors: Wuyi Wang and Tom Moses Synthetic diamond … more →
Recent Finds of Aquamarine and Heliodor in Indochina
wrote 2 years ago: We publish courtesy of Gems & Gemology eBrief Author: Brendan Laurs In June 2010, GIA was … more →
New Field Research Confirms Tibetan Andesine
wrote 2 years ago: We publish courtesy of Gems & Gemology eBrief Authors: Ahmadjan Abduriyim, Brendan M. Laurs An i … more →
Industry Analysis: Rough Market Stays Hot, Polished Diamonds Lukewarm
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wrote 2 years ago: We publish courtesy of Gems & Gemology’s G&G GIA Insider Author: Russell Shor, Senior … more →
Intense Purplish Pink Synthetic Diamond, HPHT Grown and Treated
wrote 2 years ago: We publish courtesy of GIA’s Gems & Gemology G&G eBrief Author: Paul Johnson, GIA Labo … more →
G&G: Tanzanite, other gems set with colored glue
wrote 2 years ago: A colored adhesive is present on the crown facets of this 1.87-carat tanzanite, shown here magnified … more →
Mining and Geology of Ruby at Cabo Delgado, Mozambique
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wrote 2 years ago: The following brief appears courtesy of Gems & Gemology‘s G&G eBrief Intellectual Property: … more →
‘Fancy’ Pink Diamonds Revealed as Coated Pale Pinks
wrote 2 years ago: The following brief appears courtesy of Gems & Gemology‘s G&G eBrief Intellectual Prop … more →
Ruby and Sapphire Markets Transformed
wrote 2 years ago: The following report is published courtesy of Diamond World Adapted by Russell Shor, GIA senior indu … more →
Green Beryllium-Diffused Sapphire
wrote 2 years ago: The following article is published courtesy of Gemological Instute of America’s Gems & Gem … more →
Sinkankas Symposium Showcases Feldspar, from Ordinary to Extraordinary
wrote 2 years ago: The following article appears courtesy of Gems & Gemology‘s eBrief All rights and Intellec … more →
From Gems & Gemology: CVD-Grown Diamonds that Change Color with Heat or UV Exposure
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wrote 2 years ago: The following article appears courtesy of GIA’s Gems & Gemology eBrief All rights and inte … more →
Industry Analysis: Protests Halt Thai Gem Trade
wrote 2 years ago: The following analysis is published courtesy of GIA’s Gems & Gemology eBrief Intellectual … more →
Lab Identifies First CVD Synthetic Diamond Over One Carat
wrote 3 years ago: The following alert is published courtesy of Gems & Gemology G&G eBrief, the electronic news … more →
Basel and Hong Kong: High-End Stones Pace Market
wrote 3 years ago: The following article appears courtesy of GIA Gems & Gemology eBrief Intellectual Property: Gemo … more →
From Gems & Gemology: First Report of Cat’s-Eye Rhodonite
wrote 3 years ago: This article is published courtesy of Gemological Institute of America‘s Gems & Gemology … more →
