Gemological Science International Archives

GSI Detects Undisclosed Lab-Grown Diamonds in Brown Diamond Jewelry Amid Rising Demand for Off-Color Naturals

The discovery comes as the jewelry trade promotes off-color diamonds—like brown and champagne—as stylish, affordable alternatives to colorless stones.

Press Releases7 months ago

Gemological Science International (GSI) Celebrates 20 Years of Innovation and Industry Impact

As GSI enters its third decade, it continues to push boundaries through collaborative research, partnerships, and a constant drive to innovate.

Press Releases9 months ago

Gemological Science International Expands Global Footprint With New Lab in Bangkok, Thailand

Located in Bangkok’s gem and jewelry district, a global hub for colored gemstones, the new GSI lab will serve local and international clients with full access...

Press Releases2 years ago

GSI Launches B2B GSI Stock Exchange Platform

This platform crafted to aid jewelry manufacturers providing a vital resource for seamless transactions within the industry.

Press Releases2 years ago

GSI Cautions Trade: Surge in Undisclosed Colored Laboratory Grown Diamonds

“The challenge arises as most jewelry screening equipment in the market is designed to screen white near-colorless diamonds.”

Press Releases6 years ago

GSI Announces Launch of LGX Complete Grading Report

The grading report will be the most comprehensive available on the market today for lab-grown diamonds.

Press Releases8 years ago

GSI Expands Synthetic Diamond Jewelry Testing Services to Reach Clients Worldwide

The service is for goods as small as melee. (Press Release) NEW YORK – Gemological Science International announced it has expanded its synthetic testing services for finished...

Headlines9 years ago

Gemological Science International Executive’s Interview Seen by Over 3M Viewers

She wants to dispel diamond-buying myths.

Headlines9 years ago

U.S. Kimberley Process Authority Names New Director

His appointment follows the resignation of another board member. The U.S. Kimberley Process Authority has named a new board member. Jerry Ehrenwald, who is CEO and...

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