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GSI appoints new head of business development as it looks to expand company

Diamond and jewellery certification specialist GSI has tapped Jonathan Tack as its new executive vice president of business development

GSI president Debbie Azar to create ‘positive impact’ on world’s diamond mining communities through...

Diamonds Do Good was founded in 2006 with the aim of bringing about change in and telling positive stories from diamond mining communities around the world

GSI looks to advance coloured gemstone tracing with opening of new facility

Laboratory in Jaipur, India will feature all of GSI's core services as well as specialising in coloured gemstone geographical origin and identification

Q&A: Industry transparency matters even more post-Covid, says Gemological Science International CEO

Debbie Azar, co-founder and CEO of Gemological Science International (GSI), sat down with Professional Jeweller to talk all things GSI. The lively conversation covered points such as...

GSI launches industry’s first ever educational course on lab-grown diamonds

Laboratory-Grown Diamond Essentials course can be completed online by users around the world

GSI doubles down on industry education with new chief learning officer appointment

GSI is one of the largest gemological organisations in the world, founded in New York in 2005 and now spanning four continents

GSI launches market-leading lab-grown diamond grading report  

The report is one of the most comprehensive available on the market today for man-made stones.

US Kimberley Process Authority director steps down

Founder and chief executive officer of Gemological Science International (GSI)), Mark Gershburg, has made the decision to step down as director of US Kimberley...