How the gemstone ‘Color Universe’ works

Gemstones and fancy-colored-diamonds appear in all the colors of the rainbow, at different shades, with different intensities. Since the human eye can distinguish around 13 million shades and nuances of color, gemologists have developed a consistent method of mapping a gemstone's proper position in the broad 'Color Universe.'

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Read more about the article The Esperanza Diamond is still for sale
Photo credit: The Inspired Collection and Byard F Brogan

The Esperanza Diamond is still for sale

Did you ever wonder what happened to the incredible Esperanza Diamond? After a charmed journey, but a failed auction, this national treasure is still for sale. Let’s re-visit her unique story and see where things stand today.

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Read more about the article See video of a 7777-diamond world record ring!
Photo credit: WAM

See video of a 7777-diamond world record ring!

The Guinness World Record for most diamonds set in one ring belongs to the IGI-graded Lotus Temple ring created by Mumbai's Lakshikaa Jewels. Enjoy this wonderful video documenting the careful grading of each of its seven components.

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Read more about the article The Lost and Found Arrows of Cupid
Photo credit: Tian Cheng Auction

The Lost and Found Arrows of Cupid

An exciting discovery was made by Gemologists examining a beautiful red ruby under the microscope. The arrows and needles they found don't just give hints as to the country of origin, they can also indicate when the gemstone has undergone treatment.

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Read more about the article Paintings or gemstone inclusions?
Photo credit: Geppi Imperatore

Paintings or gemstone inclusions?

Are close-ups of gemological inclusions actually works of art, painted by Mother Nature in anticipation of our creative human inspirations? When exploring the mysterious spaces of crystals we must sometimes ask ourselves whether we've stepped into another area, the field of real art.

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IGI North American President featured in INSTORE

Advocating proactivity during the ongoing crisis, IGI North American President Avi Levy champions the premise that this can't be an 'only the strong survive' scenario.

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Read more about the article Orlando Magazine advocates IGI Diamond Reports
Photo credit: Orlando Magazine

Orlando Magazine advocates IGI Diamond Reports

In their article titled "How to Buy a Diamond From Home" we are pleased to be Orlando Magazine's diamond grading laboratory of choice - especially in a piece relating to consumer confidence.

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Read more about the article Is it a diamond? Don’t get fooled.
Image credit: Nederland-jewelers.com

Is it a diamond? Don’t get fooled.

Believe it or not, there are people who like to presume they're wearing big money but don’t actually want that theory tested.  That's harmless - until it leads to misunderstandings.

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Read more about the article Why IGI? Why now?
Photo credit: Tiny Cards

Why IGI? Why now?

The new normal is here. We are quarantined and the future is unclear. IGI is not involved in health or government. However, as the world’s largest organization of our kind we can speak with authority about the current situation.

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Read more about the article Will a feather make my diamond EXPLODE?
Photo credit: Lopez Robin

Will a feather make my diamond EXPLODE?

Crack! Fracture! Cleavage! Gletz! These words are used to describe one of mother nature’s most common clarity characteristics. The feather. The dreaded feather. That notorious, ticking-time-bomb that could cause your diamond to EXPLODE!

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New York Magazine touts IGI grading reports

10 writers and editors from New York Magazine’s Strategist tested the eCommerce jewelry experience firsthand. The article's mission involved more than product quality. It was an exercise in consumer confidence.

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Read more about the article IGI India featured on CNBC TV18
Tehmasp Printer, IGI India

IGI India featured on CNBC TV18

Tehmasp Printer, Managing Director of IGI India, appeared on CNBC TV 18 India in a segment recapping the diamond business in 2019, from IGI’s perspective.

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Read more about the article Identifying isotropic vs anisotropic gemstones
Photo courtesy of Reddit

Identifying isotropic vs anisotropic gemstones

When the Great Imperial Crown was made for the coronation of Catherine the Great in 1762 the court jewelers believed they were topping over 5,000 diamonds and pearls with an enormous 398 carat ruby. But it was never so. They had been fooled by a charming imposter.

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This record-breaking perfume bottle is covered in 3,500 diamonds

A perfume bottle boasting more than 3,500 diamonds has been unveiled in Dubai. Called SHUMUKH, the perfume now holds the record for most diamonds set on a perfume bottle with 3,571. The new…

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IGI Launches Progressive Diamond ID Report

Antwerp, Belgium (October 23, 2017) – The International Gemological Institute (IGI) today formally announced its diamond evaluation card – the Diamond ID report. Unlike other reports where the diamond is…

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