Diamonds - Understanding the Four Cs
Four important factors that are considered when judging a diamond's quality and value are color, clarity, cut, and carat weight, commonly called the Four Cs. This eCourse takes you step-by-step through the Four Cs, with materials arriving in your in-box once each week for four weeks. That's enough time between modules to complete the reading and sort out the facts--or to do additional research on each topic. So register now if you're ready to start exploring the world of diamonds.Is your email box being filtered for spam? Don't let your newsletters end up in the trash. To ensure that you receive your mailings, please configure your spam filters to bypass any messages with a from address that ends in "about.com" (ex: newsletters@about.com). For more detailed information, please see our Email GuideSite.

