Gemology

GIA Adds “Peacock” Colour Range Comment to All Pearl Reports

GIA Adds “Peacock” Colour Range Comment to All Pearl Reports

diamond world news service

03 May 2023

2 min read

GIA Library’s Exhibit on Mercury-Free Mining Wins Award

GIA Library’s Exhibit on Mercury-Free Mining Wins Award

diamond world news service

10 Mar 2023

1 min read

GIA Researchers Identify New Spinel Treatment

GIA Researchers Identify New Spinel Treatment

diamond world news service

16 Feb 2023

2 min read

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