“Diamonds hold that much allure.” GIA, a nonprofit organization founded in 1931 by Robert Shipley and based in Carlsbad, Calif., focuses on research, detecting treatments on stones, and ...
Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading ...
The discovery of the Lucara Diamond in August in the Karowe Mine in northeast Botswana rocked the jewelry industry, but few were as moved by the historic find as Susan Jacques, the president and chief ...
The CEO of the Gemological Institute of America on the Lucara Diamond, GIA's mission determining the quality of stones. industry, but few were as moved by the historic find as Susan Jacques, the ...
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