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IGI 30.18ct lab-grown 140
IGI Grades ‘World’s Largest’ Lab-Grown Diamond
The International Gemological Institute (IGI) has graded a 30.18-carat lab-grown that it claims is the world’s largest polished
News Jun 12, 2022 Rapaport News
IGI 140
IGI Grades Largest Polished Lab-Grown
The International Gemological Institute (IGI) has graded a 27-carat lab-grown stone that it claims is the world’s largest
News May 25, 2022 Rapaport News
GIA lab-grown 140
Record Lab-Grown Stone Turns Up at GIA
The Gemological Institute of America (GIA) recently graded what it claims to be the largest known synthetic diamond created
News Feb 02, 2022 Rapaport News
IGI lab-grown 140
IGI Grades Record Blue Lab-Grown Diamond
The International Gemological Institute (IGI) recently graded a 150.42-carat, blue synthetic diamond that ranks as the largest
News Jan 23, 2022 Rapaport News
IGI John Pollard 140
IGI Hires Education Director
John Pollard has joined the International Gemological Institute (IGI) as senior director of education after working as a consultant
News Jan 06, 2022 Rapaport News
Polished diamond
India Draws Up Rules to Prevent Certificate Fraud
Industry leaders in India have published draft rules aimed at stopping members from selling diamonds with false
News Nov 09, 2021 Joshua Freedman
Avi Levy IGI 140
IGI President Joins Board of Mercury Free Mining
Mercury Free Mining (MFM) has appointed Avi Levy, the North America president of the International Gemological
News Aug 24, 2021 Rapaport News
IGI record CVD diamond14.6 carats
IGI Grades ‘Record’ 14.6ct. Lab-Grown Diamond
A 14.6-carat lab-grown is the largest gem-quality diamond ever made using the chemical vapor deposition (CVD) method,
News Aug 18, 2021 Rapaport News
IGI diamond grading 140
IGI Identifies 6ct. Lab-Grown Submitted as Natural
The International Gemological Institute (IGI) has discovered a 6.18-carat synthetic diamond that fraudsters had misrepresented as natural
News Jun 10, 2021 Rapaport News
IGI 140
Gem Lab IGI Pledges to Become Carbon-Neutral
The New York office of the International Gemological Institute (IGI) is aiming to be the first carbon-neutral gemological laboratory
News Jun 03, 2021 Rapaport News
IGI Diamond Grading Class 140
IGI Debuts Training Courses in Egypt
The International Gemological Institute (IGI) has expanded its education offering to Egypt, claiming to be the first to offer
News May 25, 2021 Rapaport News
GIA lab-grown diamond reports
GIA Now Giving Details of Lab-Grown Treatments
The Gemological Institute of America (GIA) has started providing specific information on post-growth treatments for synthetic diamonds,
News Mar 16, 2021 Joshua Freedman
Diamond Standard coin 140
New Diamond Coin Enters Commodity Market
Diamond Standard has launched an initial $25 million offering of new diamond coins, which can be traded on the
News Mar 14, 2021 Rapaport News
IGI lab grown report 140
IGI Lab-Grown Reports to Indicate Treatments
The International Gemological Institute (IGI) has updated its grading report for synthetic diamonds to include information
News Jan 21, 2021 Rapaport News
Letlapa Tala Petra new 140
The Most Buzzworthy Diamonds of 2020
Amid a challenging year for the industry, diamonds proved the coronavirus pandemic couldn’t dampen their appeal.
News Dec 30, 2020 Leah Meirovich
IGI CVD 150
Lab Grades Its Largest CVD Diamond
The International Gemological Institute’s (IGI) Hong Kong laboratory has graded a 12.75-carat synthetic diamond, the largest
News Nov 26, 2020 Rapaport News
IGI black diamonds 150
IGI Grades Record Black Lab-Grown Diamond
The International Gemological Institute (IGI) recently graded a 116-carat, black synthetic diamond that ranks as the largest
News Oct 01, 2020 Rapaport News
IGI 150
IGI Enhances Security of Grading Reports
The International Gemological Institute (IGI) will introduce new grading reports that are more durable and
News Sep 22, 2020 Rapaport News
IGI pink and yellow 150
Lab-Grown Diamond Morphs from Yellow to Pink
The International Gemological Institute (IGI) recently graded a 10.06-carat, fancy-vivid-pink lab-grown diamond that had previously been
News Sep 02, 2020 Rapaport News
IGI Collection
Podcast: Rise in Grading Activity Signals Recovery
The number of jewelry pieces being sent to the International Gemological Institute (IGI) for grading and authentication
News Aug 17, 2020 Rapaport News
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