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Grading

The new LGDR by GIA grading reports are for lab-grown diamonds and utilize the same color and clarity grading scales the lab applies to natural stones. There are four different reports in the LGDR by GIA family, and they’re only available digitally. (Photo credit: GIA)

GIA’s New Reports for Lab-Grown Diamonds Are Out

They include the same color and clarity terminology the lab uses for natural diamonds, a change announced earlier this year.

Latest News

September 9, 2019

An additional update allows the gem testing device to also screen blue-to-green and brown diamonds.

September 4, 2019

Avi Levy is taking over as president of IGI North America for Ehrenwald, who is leaving to oversee a new trading platform for lab-grown diamonds.

August 28, 2019

In her 29 years with GIA, she helped establish the career fair and boost consumer confidence through education and outreach.

August 21, 2019

Researchers said the stone represented a “significant attempt to artificially reproduce the features seen on natural green diamonds.”

August 15, 2019

“Magnificent Emeralds: Fura’s Tears” will run at the Wilensky gallery in Manhattan this fall, showcasing 25 exceptional emerald examples.

August 1, 2019

The Gemological Institute of America is also offering a new scholarship for American Gem Society members.

July 16, 2019

The biennial event will take place in Hong Kong next year.

July 5, 2019

Priced at $5,999, the portable Varna-D color-grades polished diamonds of various sizes and shapes from D to L.

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Since 1906, National Jeweler has been the must-read news source for smart jewelry professionals--jewelry retailers, designers, buyers, manufacturers, and suppliers. From market analysis to emerging jewelry trends, we cover the important industry topics vital to the everyday success of jewelry professionals worldwide. National Jeweler delivers the most urgent jewelry news necessary for running your day-to-day jewelry business here, and via our daily e-newsletter, website and other specialty publications, such as "The State of the Majors." National Jeweler is published by Jewelers of America, the leading nonprofit jewelry association in the United States.