Whether the cut is good or bad can effect a diamonds value as well and the color is very important in white diamonds. Cut - Man's contribution the diamond. All diamonds start out as octahedrons deep in the earth where they are formed over millions of years by intense pressure and temperature. A rough diamond isn't much to look at so people have figured out how to cut them into more beautiful shapes that reflect light better . Oval Heart Pear Clarity - How clear and perfect the diamond is.
Most diamonds have what gemologists call inclusions, or imperfections in their internal structure.
The fewer inclusions the more valuable the diamond is. Note most inclusions can only be seen through loupes or microscopes. This is the point at which inclusions become visable to the naked eye. Color Diamonds come in all the colors of the rainbow, but traditionally people have prefered the clearer whiter type of diamonds. There are two many groupings of diamonds according to color.