The Nicotalya Guide
Diamonds
The 4Cs, shapes, origins and grading reports — explained clearly so you can choose with confidence.
GuideUnderstanding the 4CsA clear guide to diamond cut, color, clarity and carat weight — what each grade describes, and how they work together in a real diamond.GuideNatural & Laboratory-Grown DiamondsHow natural and laboratory-grown diamonds differ in origin, how they are identified and disclosed, and how to decide which is right for you.GuideDiamond Shapes and ProportionsCompare ten diamond shapes, learn the difference between shape and cut, and understand length-to-width ratio and face-up size.GuideHow to Read a Diamond Grading ReportWhat a diamond grading report documents, how to verify its number and laser inscription, and why a report is not an appraisal.
Additional guides on this subject are being written and reviewed by the House. They will appear here once complete.