By Carly Wickell, About.com Guide
This Cartier diamond and platinum necklace was on display at Buckingham Palace in 2007, part of the "Royal Wedding: 20 November 1957" exhibition.
The Special Four Cs of Fancy Color DiamondsAbout Diamond ClarityAbout Diamond Color
Diamond CutWhat You Need to Know About Diamond FluorescenceDiamond Inclusions
Diamond Surface Blemishes5 Ways to Make a Diamond Look LargerEngagement Ring Advice for Guys
©2009 About.com, a part of The New York Times Company.
All rights reserved.