Earlier this month GIA and AGS announced policy changes regarding lab-grown diamonds. IGI is proud to see other organizations adopt our long-held philosophy regarding the dual-channel legitimacy of natural and lab-grown diamonds, and believe professionals and consumers alike will benefit from the increased transparency in our industry.
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.'
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.
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…