IGI featured on My Favorite Things podcast

Diamond lover Joanna Park-Tonks founded CHELSEA ROCKS to deliver ‘the creme de la creme of laboratory grown diamonds.’ Offered as […]

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News: IGI Uncovers Largest Misrepresented Lab Grown Diamond

A 6.18 carat loose, round brilliant cut diamond submitted to IGI’s Thailand laboratory for verification purposes was discovered to be laboratory grown, despite the fact that it was accompanied by a natural diamond grading report.

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Watch: Sustainable Diamonds Session with SCS Global and IGI

Join IGI North American President Avi Levy and Executive Vice President of SCS Global Services Stanley Mathuram for new information on sustainability certification for natural and lab grown diamonds. Registration link inside.

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IGI becomes first Gem Lab to commit to Carbon Neutrality

IGI New York has become the first gemological institute to commit to carbon neutrality through association with SCS Global Services (SCS). Since 1984, SCS has been advancing sustainable development goals across multiple sectors, working with a number of prominent diamond and jewelry industry entities including the Responsible Jewelry Council (RJC) and Responsible Minerals Initiative (RMI), among others.

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IGI World’s First w/ ISO Accreditation for Lab-Grown & Natural Diamonds

The International Organization for Standardization (ISO), the world’s largest developer of voluntary international standards, has certified IGI with the ISO 17025 accreditation for lab-grown diamonds, making IGI’s laboratories the world’s first to hold ISO accreditation for both natural and lab-grown diamonds.

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The Classic Chameleon Diamond

Gemologists from IGI Shanghai recently provided images and information regarding one of nature’s rare and stunning wonders, the chameleon diamond.

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IDEX covers IGI’s First Ever Diamond Commodity

IDEX was among the first jewelry industry news outlets to cover IGI’s unprecedented partnership with Diamond Standard, an entity which has received regulatory approval to offer the world’s only market traded diamond commodity – the Diamond Standard Coin.

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Happy International Women’s Day from IGI

International Women’s Day occurs annually on March 8. Celebrating the social, economic, cultural and political achievements of women everywhere, it’s […]

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Curated Argyle pink diamonds offered as ‘The Collector’s Edition’

IGI is in the process of certifying a curated collection of pink diamonds unearthed at Australia’s legendary Argyle Mine prior […]

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IGI extends discounts to members of The Jewelers Circle

IGI has recently partnered with The Jewelers Circle, offering 10% discounts on IGI New York’s Appraisal and Jewelry Identification report services. All registered members are eligible for these discounts.

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Enter NOW & win your Valentine a Diamond Ring!

Click here by Tuesday to enter IGI’s spectacular Valentine’s Day Giveaway. You can even earn multiple entries by answering a quick quiz, visiting IGI_Gemgrams on Instagram, subscribing to the IGI Gemblog (hint! hint!) and more.

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IGI Partners with the World’s Largest Diamond Bourse

IGI has designed a series of exclusive educational courses for members of the Bharat Diamond Bourse, the World’s Largest, with more than 4,000 jewelry professionals engaged in the import, export, manufacturing and marketing of rough and polished diamonds.

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The Spinel Murder Mystery of 2015

Mystery \ mist(ə)rē \ : inexplicable or secretive quality or character. A plot. An (international) intrigue, along with the solution […]

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IGI Lab-Grown Reports now Indicate Treatments

In a proactive move, delivering even more information to jewelry sellers and buyers around the world, IGI has added a new detail to its lab-grown diamond grading reports.

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Same Carat Weight – Visible Size Differences

Different 1.00 carat diamonds can look different sizes. This is because we typically view diamonds from a single direction: Above. Imagine cooking a 1 pound meatball and a 1 pound pancake. On your scale they weigh the same. But the meatball’s weight is distributed in a deeper geometry.

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Happy New Year expressions from IGI around the world

Around the world, IGI celebrated the arrival of New Year’s Day over a period of 16 hours. As we celebrated from one location to the next and the next – stepping into January with anticipation and excitement – we thought it would be nice to start the new year with these positive expressions and sentiments.

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Some Clarity on Diamond Clarity

Nature’s birthmarks? Or unsightly specks? What do you think? There are many different philosophies regarding natural diamond and gemstone clarity. What do you think? Should a diamond be allowed to have few blemishes, or should it be as clean as the pure driven snow?

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Here’s why pandemic engagements are soaring

A Brides.com wedding survey reports that 82% of couples say living through the pandemic has made them want to marry their significant other more. For many, it seems “for better or for worse” and “in sickness and in health” have taken on a whole new meaning.

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IGI Hong Kong certifies largest CVD grown diamond to date

Following a similar benchmark set three months ago, IGI Hong Kong recently certified the largest laboratory-grown diamond received to date. With a finished weight of 12.75 carats, this collection-quality man-made gemstone was fashioned from a staggering 46.20 carat CVD-grown rough crystal

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See IGI’s new Digital Report Platform

Shopping by computer and smartphone is on the rise, with no sign of stopping. In the interest of serving consumers and retailers alike, IGI recently introduced a new digital platform for loose or mounted diamonds, gemstones and jewelry items.

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IGI publishes ‘New Normal’ advice via JCK online

IGI has provided insight and advice to diamond, gem and jewelry industry professionals in tandem with JCK Online’s sponsored-content initiative: “Solving New Trends in the New Normal” addresses explosive growth in two disruptive industry areas.

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Meylor produces record-setting 100+carat black lab grown diamonds

Earlier this month IGI received two large HPHT-produced lab-grown diamonds for analysis and grading. One of those stones has become the Guinness World Record Holder for the largest black lab-grown diamond in history.

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See IGI’s dynamic new Grading Report format

We are pleased to announce a new, elevated design for our identification and grading reports. This design update comes 45 years after our first Diamond report was issued in Antwerp, Belgium, in 1975.

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Lady Justice

IGI diamond grading among the world’s strictest

Another independent analysis has concluded that IGI’s loose diamond grading ranks among the world’s strictest. In an independent comparison of dual-certified diamonds IGI’s color grading was stricter than that of GIA in a majority of cases, with clarity the same or stricter in most cases, as well.

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