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Gemstone Certification

Gemologist examining a lab-grown emerald under a microscope to demonstrate how laboratory-grown diamonds and gemstones are certified at Dediam Antwerp.

Jul 13, 2026 · DEDIAM

Can Lab Grown Gemstones Be Certified?

Can lab grown gemstones be certified? Learn how synthetic ruby, synthetic emerald and synthetic sapphire gemstones are tested, identified and reported by gem labs.