Everything you need to know about diamonds and jewelry
The essentials everyone should know — what a diamond is, how it forms, and why it's extraordinary.
How diamonds form deep in the Earth's mantle and where they are mined.
From ancient deposits to the modern diamond exchanges in Antwerp.
The Kimberley Process, certification, and sustainability in the diamond industry.
The Four Cs — color, clarity, cut, and carat weight — the key to a diamond's value.
Princess, cushion, emerald, oval, and more — how shape affects appearance.
GIA, HRD, and other labs — how to read a diamond grading report.
Types Ia, Ib, IIa, IIb — scientific classification by impurities.
Yellow, pink, blue, and other rare colors — what determines their value.
HPHT, laser drilling, and other techniques — identifying treated diamonds.
CVD and HPHT processes — how they're made and how they differ from natural.
Practical advice for choosing an engagement ring, investment diamond, and more.
How to clean, store, and insure your diamond jewelry.
Diamond terminology from A to Z.
Answers to the most common questions about buying diamonds and engagement rings.