Diamonds:

The Power of Love Tour

This is a graphical tour of six centuries of the diamond engagement. On the tour you will see examples of engagement and wedding rings dating back from the 15th century. Also shown are stunning examples of classic art showing the significance of the diamond ring.

 

The Mystique of Diamonds

An excellent overview of diamonds, diamond mining, diamond cutting, and the diamond industry.

 

The Four C's

An overview to understanding the four C's (Cut, Clarity, Color, and Carat-Weight) that are used in grading a diamond.