Research & News
Recent articles
Researchers examined one of the most interesting and unique diamond crystals ever found.
Read MoreReview of Pegmatites and Their Gem Minerals, by Michael Menzies and Jeffrey Scovil.
Read MoreResearchers examined one of the most interesting and unique diamond crystals ever found.
Read MoreWorld’s two largest diamond producers say market is stabilizing after severe cutbacks in rough sales.
Read MoreU.S. holiday sales predictions look good. Sotheby’s Hong Kong auction features GIA alumna pieces.
Read MoreU.S. holiday sales predictions look good. Sotheby’s Hong Kong auction features GIA alumna pieces.
Read MoreU.S. consumer confidence has kept the economy from sliding into a possible recession.
Read MoreGIA’s services, instruments address new treatments and laboratory-grown gems as they enter the market.
Read MoreGIA’s services, instruments address new treatments and laboratory-grown gems as they enter the market.
Read MoreEscape to a warm-water paradise with these jewels and gemstones that evoke the ocean’s essence.
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