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Long known in Chinese culture as a symbol of harmony, eternity, and virtue, jade presents an elegant option for engagement rings. In a time when…

Our gemstone care guide covers many popular gems. Learn how best to maintain your gemstone jewelry and what kinds of stresses and cleaning methods…

Learn how gemologists evaluate color, clarity, cut, and carat for gem grading. Consumers can use this information to find the right stone for their…

What is Turkish purple jade? Learn about the qualities of this rare, beautiful, and versatile gemstone and see it transformed from rock to finished…

How does the GemEx iLoupe compare to a standard jeweler’s loupe? Our review tests the device and app, designed for smartphones and tablets.

Disclosing enhancements to gems is a key duty for gemologists. Learn what are the hardest treatments to detect and how to report your findings clearly.…

Discover the complete guide to onyx stone properties, varieties, and care. Learn about black onyx meaning, jewelry uses, and how to identify pure…

Some gems contain both natural and lab-made components. Learn about these hybrid gemstones and how to distinguish them from mined gems.

What faceting equipment do novices need to learn to cut gems? Learn what faceting machines, laps, books, and supplies are most suitable for beginners.…