Education
Know what you're buying
Short, straightforward guides to the 4Cs, natural and lab-grown diamonds, certification, and jewelry care, written by the people who grade our stones.
Every guide
The full library
How to buy an engagement ring
Budget, diamond, setting, and timing, step by step.
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The 4Cs
Cut, color, clarity, and carat, and where to spend.
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Natural vs lab-grown
What's the same, what's different, and why it matters.
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Certification
What a grading report tells you.
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Metals
Platinum and gold, karats, and rhodium.
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Settings and ring anatomy
Prongs, bezels, pavé, and every part of a ring.
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Matching your wedding band
The band that suits each diamond shape.
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Birthstones
The stone for every month, and how to wear it.
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Ring size guide
Measure at home or print a sizer.
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Jewelry care
Cleaning and storing every kind of piece.
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Glossary
Every jewelry term, in plain words.
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Questions and answers
Everything people ask us, in one place.
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