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Natural Diamonds | Diamond Stone – GIA C Get to know all you need about diamond – the history, facts, quality factors, treatments, imitations and much more here at GIA
Diamond Description 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 the diamond’s essential chemistry Some trace elements can influence its color or crystal shape
Diamond History and Lore 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 Beers Consolidated Mines Limited 22 years later, in 1888
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 Fancy red diamond in existence Read More
Diamond Quality Factors 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 brightness, flashes of color called fire, and areas of light and dark called scintillation
Home | GIA 4Cs For nearly 100 years, GIA has helped advance the global diamond industry through innovation and education A GIA Diamond Grading Report is more than the standard in diamond evaluation—it is the internationally trusted source for diamond quality reporting by jewelers, museums and auction houses
How to Buy A Diamond - GIA 4Cs With a GIA Diamond Grading Report, you can confidently make your next diamond purchase With an unbiased diamond evaluation, you’re free to focus on its beauty
Diamond Fun Facts Diamond crystals are brought closer to the Earth’s surface through volcanic activity Diamonds can be found in shallow alluvial deposits where the crystals settle after being transported away from the kimberlite pipes by geologic activity and rivers
GIA Diamond Grading Scales: Universal Quality Measure | GIA 4Cs The prospect of purchasing a diamond may seem daunting, but through GIA, an unbiased authority on diamonds, you have several handy resources to help you select the highest quality diamond First up, an overview of the 4Cs: Color, Clarity, Cut, and Carat Weight
Diamond Cut: The Wow Factor Carat weight, color, clarity, and let’s face it, price, help you decide which diamond you like best, but you might not understand how your diamond’s cut – how its facets and angles are cut and polished − affects its overall appearance – its “Wow” factor