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GIA Tests Extraterrestrial Gemstones for Down-to-Earth Elements
While scientists speculate about diamond planets hurtling through the galaxy, at least one extraterrestrial gemstone is already
Press Release Nov 01, 2011 Russell Shor
Christie's 10.09ct vivid purple pink
Why are Auction House Diamond Sales Breaking Records?
GIA Insider: The upcoming 2011 jewelry auction season promises more record-breaking large diamonds and top
News Apr 05, 2011 Russell Shor
Ruby and Sapphire Markets Transformed
Ruby and sapphire are among history’s most coveted gems, with fashioned stones dating back to ancient Greece, India, and Asia. Traditionally,
Analysis Jun 14, 2010 Russell Shor
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