GIA Hong Kong Laboratory Limited
- Company Industries：Others
Company Info
About GIA
Established in 1931, GIA is the world’s foremost authority on diamonds, colored stones, and pearls. GIA exists to protect all purchasers of gemstones, by providing
the education, laboratory services, research and instruments needed to accurately and objectively determine gemstone quality. As creator of the 4Cs and the GIA International Diamond Grading System™, the Institute sets and maintains the standard for grading
and identification practices used worldwide. GIA’s corporate headquarters are located in the United States in Carlsbad, California.
As the world’s most respected gemological laboratory, GIA is entrusted with grading and identifying more gems than any other lab, including famous diamonds
like the Hope, the Taylor-Burton, the De Beers Millennium Star, and the Incomparable. Located in major gem and jewelry centers around the world, GIA laboratories are staffed by expert diamond graders and gemologists, whose work sets the standard for grading
practices worldwide.