Tag Archives: Gem Certification and Assurance Lab

‘8X diamond cut’ lab launches proprietary grading certificates

March 17, 2023

Providing jewellery retailers with the information required to enhance consumer confidence is the driving force behind the Gem Certification & Assurance Lab’s (GCAL’s) latest offering.

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8X diamond cut grade expands into fancy shapes

July 4, 2022

Providing jewellery retailers with the information required to enhance consumer confidence is the driving force behind the Gem Certification & Assurance Lab’s (GCAL’s) latest offering.

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Canadian appraisal platform partners with GCAL

November 15, 2021

Instappraise has announced a diamond grading certificate database integration with Gem Certification and Assurance Lab (GCAL).

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IGDA gains its first diamond/gemstone lab member

January 17, 2018

New York-based Gem Certification and Assurance Lab (GCAL) has become the first diamond and gemstone laboratory to join the International Grown Diamond Association (IGDA).

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Waldman and gem lab certifying Canadian diamonds

January 5, 2009

The Waldman Diamond Co. and the Gem Certification and Assurance Lab (GCAL) are working together to certify the company’s diamonds as conflict-free Canadian stones.

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