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Buying Guides
Practical, no-hype guidance for buying gemstones with confidence: reading color and clarity, understanding treatments, and identifying what you are actually looking at.
Buying Guides
How to Buy a Gemstone
Color, clarity, cut, carat, treatments and reports in plain English.
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Buying Guides
How to Identify Gemstones
The physical properties gemologists use to tell gems apart.
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Gem Care
Hardness and Wearability
The Mohs scale, toughness, and which gems survive daily wear.
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