Diamond Education

The quality of a loose diamond is determined by analyzing its key characteristics – carat, color, clarity, cut, certification, and more. Our extensive diamond education will help you understand these characteristics so that you can make a confident buying decision and select a certified diamond that’s perfect for you.

If you have any questions, feel free to contact our knowledgeable Brilliance diamond and jewelry experts at 866-737-0754.

Diamond Shape

Diamond Shape - Diamond Education
A defining characteristic of a loose diamond is its shape, or the form of its outline when viewed from above. Choose from the ten most popular diamond shapes to express your unique style.

Diamond Shape

Diamond Color

Diamond Color - Diamond Education
Diamond color is the amount of yellowness in the stone and is graded on an alphabetical scale from D (colorless) to Z (light yellow). Colorless diamonds are the most rare and valuable stones.

Diamond Color

Diamond Clarity

Diamond Clarity - Diamond Education
The presence or absence of blemishes or inclusions within a diamond determines its clarity. Graded on a scale from FL (flawless) to I3 (included), clarity is analyzed using a 10X loupe or magnifying lens.

Diamond Clarity

Diamond Carat

Diamond Carat - Diamond Education
Diamond carat describes its weight measurement. When factors such as color, clarity, and cut are the same, larger loose diamonds are more rare and valuable than smaller ones.

Diamond Carat

Diamond Cut

Diamond Cut - Diamond Education
A diamond's cut determines the amount of fire, sparkle, and brilliance that it displays. A symmetrical, brilliant diamond is the result of a high-quality cut and polish.

Diamond Cut

Certified Diamonds

Diamond Certification, Certified Diamonds - Diamond Education
Any certified diamond should be accompanied by a diamond grading report or certificate. This document describes all of the diamond’s characteristics and quality grades.

Certified Diamonds

Diamond Fluorescence

Diamond Fluorescence - Diamond Education
Loose diamonds can display varying amounts of fluorescence, which causes them to emit a soft, bluish glow when viewed under ultraviolet light.

Diamond Fluorescence

Diamond Care

Diamond Care - Diamond Education
Our jeweler-recommended guidelines for cleaning and storage will help you keep your diamond, engagement ring, or jewelry sparkling and secure.

Diamond Care