Articles
International Ring Size reference
Understanding the liquidation market value of the non-diamond gemstones
Screening chart for Old European Cut diamonds
Gemstones, Diamonds and Jewelry as Investments: Are you kidding, or are you really serious?
Technology Reaches Ever Deeper into the Diamond Business
Definitions: Brilliancy-Sparkle-Intensity
Detailed Comparison of Three Major Labs' Accuracy and Pricing
DIAMOND APPRAISERS: Why you need one and what to expect
Stuck with a Problem? Has your jewelry or gemstone deal gone sour?
Published in Feb 2008 Rapaport Magazine: The DFS system
60/60 or ideal cut. How do you know what to choose?
Diamond cut (Wikipedia entry)