【USA】Lab-Grown Diamonds Gain Market Dominance as Authenticity and Accessibility Drive Consumer Shift
Editor’s NoteThis article examines the evolving status of lab-grown diamonds, highlighting the Gemological Institute of America’s updated…
Gemological Institute of America
【India】GIA Discontinues 4Cs Certification for Lab-Grown Diamonds
Editor’s NoteThe Gemological Institute of America (GIA) will no longer issue traditional grading reports for lab-grown diamond jewelry, moving away…
【Carlsbad, Ca】Legacy of Clarity: GIA Updates Diamond Reports to Reflect Market
Editor’s NoteThe Gemological Institute of America (GIA) has updated its diamond grading reports to enhance clarity and better align with current…
GIA Updating Gem Reports, Offering Origin Info for More Stones
Editor’s NoteThis article reports on the recent reduction of U.S. tariffs on Indian goods to 18% following an agreement between former President…
【Carlsbad, CA】GIA to Update Gemological Reports for Colored Stones
Editor’s NoteThe Gemological Institute of America (GIA) will introduce redesigned colored stone reports and expanded services starting January 1,…
【Carlsbad, Ca】GIA Announces New Colored Stone Reports and Expanded Origin Services Effective January 2026
Editor’s NoteThe Gemological Institute of America (GIA) has announced a significant update to its colored stone services. Beginning January 1, 2026,…
【Carlsbad, Ca】GIA to Offer Origin Determination for 3 More Gemstones
Editor’s NoteThe Gemological Institute of America (GIA) will expand its origin-determination services to include opal, peridot, and demantoid garnet…
【USA】GIA Renews Its Colored Gemstone Reports and Expands Origin Determination Services in 2026
Editor’s NoteThe Gemological Institute of America (GIA) will introduce updated colored gemstone reports and expand its origin determination services…
【Geneva, Swit】Sotheby’s Puts ‘Glowing Rose’ Diamond Up for Auction
Editor’s NoteThis article highlights the upcoming auction of the exceptionally rare “Glowing Rose,” a 10.08-carat Fancy Vivid Pink diamond. Its…
【Hong Kong】De Beers’ Desert Diamonds Highlight the Future of Ethical Luxury
Editor’s NoteThis article highlights the launch of De Beers’ “Desert Diamonds” collection, showcasing natural stones with unique colour gradients….