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June 12, 2025 14:14 ET | Source: Gemological Institute of America

GIA Evaluates Historic Diamonds in Christie’s Magnificent Jewels Auction

CARLSBAD, Calif., June 12, 2025 (GLOBE NEWSWIRE) -- The Gemological Institute of America (GIA) has evaluated more than 30 rare and historically significant jewels ahead of Christie’s Magnificent...
January 30, 2025 08:00 ET | Source: Gemological Institute of America

GIA Field Gemology Team Completes One-Hundredth Expedition

Carlsbad, Jan. 30, 2025 (GLOBE NEWSWIRE) -- CARLSBAD, Calif. – January 30, 2025 – GIA field gemologists recently completed their one-hundredth expedition, adding to the Institute’s unrivaled store...