GEMOLOGICAL INSTITUTE OF AMERICA | ALL ABOUT GEMSTONES - GIA
A Study of the Winston Red: The Smithsonian’s New Fancy Red Diamond Presents the first scientific and historical study conducted on the 2.33 ct Winston Red, the fifth-largest known … From gia.edu
GIA’s New York campus is a state-of-the-art facility in the International Gem Tower – right in the heart of the famed Diamond District. The campus is feet away from thousands of businesses … From gia.edu
A well-cut diamond displays the beauty consumers expect to see in a diamond. A beautiful diamond looks the way it does because of three optical effects: white light reflections called … From gia.edu
GEMOLOGICAL INSTITUTE OF AMERICA | WE GRADE THE WORLD'S MOST …
From the Hope diamond to the Spirit of the Rose, the Taylor Burton and the Lesotho Promise, we are trusted by museums and top auction houses all over the world to grade and research … From discover.gia.edu
Whether examining the laboratory-grown diamonds submitted for grading reports, growing CVD diamonds at our research facility in New Jersey, or altering these materials through … From gia.edu
what's in a name? Diamond [dye -mund] (noun) Diamond comes from the Greek word adamas which means “invincible.” For being the hardest material on earth, that is the perfect name for … From gemkids.gia.edu
The story of the modern diamond market really begins on the African continent, with the 1866 discovery of diamonds in Kimberley, South Africa. Entrepreneur Cecil Rhodes established De … From gia.edu
Diamond is the only gem made of a single element: It is typically about 99.95 percent carbon. The other 0.05 percent can include one or more trace elements, which are atoms that aren’t part of … From gia.edu
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