Showing posts with label GIA. Show all posts
Showing posts with label GIA. Show all posts
Tuesday, September 02, 2025

FCRF Launches Printed Rarity Report For Fancy-Color Diamonds

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The Fancy Color Research Foundation (FCRF) introduces a printed Rarity Report , offering jewelers, collectors, and clients a new way to show...
Sunday, August 31, 2025

Motswedi Diamond: World's Second Largest Diamond Found In Botswana Mine

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GIA confirms Motswedi diamond weighs 2,488 carats, making it the second-largest diamond ever discovered. Found at Karowe mine in Botswana in...
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, ...
Wednesday, August 20, 2025

GIA And AGS Host Converge 2025 In Carlsbad: Insights From Industry Leaders And Gemology Legends

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Converge 2025 takes place September 7–10 in Carlsbad, CA. Hear from GIA and AGS leaders, Harvard Business School faculty, and gemology lege...
Thursday, June 12, 2025

Enormous South Sea Cultured Pearl With Filled And Partially Hollow Structure

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The GIA has published an insightful report on the huge South Sea cultured pearl in the Spring issue of Gems & Gemology, GIA's quarte...
Tuesday, August 20, 2024

Gemological And Trace Element Characteristics Of Cassiterite From Yunling China

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The cassiterite report by Gems & Gemology was insightful. A must read report for practising gemologists and colored stone consumers. Use...
Monday, August 19, 2024

Laboratory-Grown Diamonds: An Update On Identification And Products Evaluated At GIA

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A must read for practising gemologists and lab gemologist. Many thanks to Gems & Gemology. Useful link: https://www.gia.edu/gems-gemolog...
Saturday, August 17, 2024

Gem-Quality Anorthoclase Feldspar From Southeast Vietnam

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Gem quality anorthoclase from southeast Vietnam has commercial potential. Many thanks to Gems & Gemology for the insightful report. A mu...
Thursday, August 15, 2024

Laboratory Growth Of Gem Materials And The Attempt To Replicate Nature

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A must read for practising gemologists and lab gemologists. Many thanks to Gems & Gemology. Useful link: https://www.gia.edu/gems-gemolo...
Tuesday, July 09, 2024

Intarsia Jewelry Box By Nicolai Medvedev And Susan Helmich

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It's a real work of art. Many thanks to Gems & Gemology. Useful link: https://www.gia.edu/gems-gemology/spring-2024-gemnews-intarsia...

Iridescent Imitation Pearl

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If doubtful always consult a reputed gem testing lab like the GIA. Many thanks to Gems & Gemology. Useful link: https://www.gia.edu/gems...
Monday, July 08, 2024

Large Freshwater Cultured Pearls With Atypical Bead Nuclei

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A must read for practicing lab gemologists. Many thanks to Gems & Gemology. Useful link: https://www.gia.edu/gems-gemology/spring-2024-l...

Historical Relics Repurposed Into Jewelry

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A connection to the past in a wearable form is a fine storyteller. Many thanks to Gems & Gemology for the insightful story. Useful link:...

Fluorite In Brazilian Alexandrite

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Many thanks to Gems & Gemology for sharing a fascinating report on gem inclusions. Useful link: https://www.gia.edu/gems-gemology/spring...
Monday, June 03, 2024

Pink And Red Epidote In Quartz

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Simply spectacular. Many thanks to Gems & Gemology and GIA for sharing the gem inclusion story. Useful link: https://www.gia.edu/gems-ge...

Large CVD-Grown Diamond Resubmitted After HPHT Treatment

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Analytical gem testing is required to identity diamond treatments today. If doubtful, always consult a reputed diamond testing laboratory li...

Guatemalan Jadeite Jade: Rough And Finished

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Many thanks to Gems & Gemology for the insightful story. More gem artists, designers, and consumers are buying Guatemalan jadeite jade f...
Saturday, June 01, 2024

Iridescent Healed Fissures In Epidote

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Gem inclusions are always fascinating to observe. Many thanks to Gems & Gemology. Useful link: https://www.gia.edu/gems-gemology/spring-...

Electroformed Gold Bracelet

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Consumers beware. Many thanks to Gems & Gemology for insightful report. Useful link: https://www.gia.edu/gems-gemology/spring-2024-lab-n...
Wednesday, May 29, 2024

Gemstones And Art

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Simply photorealistic. Many thanks to Gems & Gemology for sharing an insightful story. Useful link: https://www.gia.edu/gems-gemology/sp...