#Gemstone Buying Guide — Blog — Lab Grown Gemstone Insights

Ruby, sapphire and emerald lab-grown gemstones shown together for comparison

Sep 21, 2026 · DEDIAM

Ruby vs. Sapphire vs. Emerald: Which Gemstone Is Right for You?

Compare ruby, sapphire and emerald to find the right gemstone for your style, jewelry needs and preferences, including lab-grown options.

Green emerald, red ruby and blue sapphire gemstones arranged on a white surface.

Aug 20, 2026 · DEDIAM

Difference Between Lab-Created and Imitation Gemstones

Learn the difference between lab-created and imitation gemstones and why lab-created emeralds, rubies and sapphires can be a better choice.

Jul 16, 2026 · DEDIAM

8 Questions to Ask Before Buying a Lab Grown Colored Gemstone

8 questions to ask before buying a lab grown emerald, ruby, or sapphire: growth method, certification, treatments, and price per carat. A DEDIAM buying guide.

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.

Jul 11, 2026 · DEDIAM

Why Lab-Grown Gemstones Are Becoming Popular

Discover why lab-grown gemstones are becoming increasingly popular. Learn about their beauty, sustainability, affordability, and why they're transforming the jewelry industry.