Grading Lab-Grown Diamonds: An Introduction to the Four Cs
Today, lab-grown or synthetic diamonds are evaluated by the same grading standards used for natural diamonds. All diamonds can receive precise…
Lab-Grown Diamond Pricing
What are the major factors behind lab-grown diamond pricing? Learn how synthetic diamond pricing differs from that of natural diamonds.
Lab-Grown Diamond Production Methods
Lab-grown diamond production methods simulate the natural conditions that produce diamonds deep underground. Learn how the HPTP and CVD processes…
What Does the GIA Colored Gem Grading Code Mean?
The GIA grading system describes gem color in terms of hue, tone, and saturation. Learn what the abbreviations and numbers of this gem grading code…
Toxic and Radioactive Gems: Safety Tips
If you’re considering adding toxic and radioactive gems to your collection, be on the safe side. Learn the basics of toxicity, how to minimize exposure,…
A Brief History of Lab-Grown Diamonds
The lab-grown diamonds available now are the result of decades of research. Learn the history of lab-grown diamonds and how they’ve disrupted…
Cutting Star and Cat’s Eye Gems
Learn how to cut star and cat’s eye gems. Once you understand how asterism and chatoyancy work, you’ll find unexpected treasures in overlooked…
Descriptive Crystallography for Gemologists
Crystallography is the study of crystalline solids. Learn the most common terms gemologists use to describe the structure of crystal gems.
Lapidary Health Hazards and Safety Tips
Whether you’re a new or experienced gem cutter, brush up on safety procedures. Learn about lapidary health hazards and how to prevent chronic…
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