Did you know that the term Cut Stone Bead does not refer to its shape? Sure, you have to Cut Stone Bead to make it a shape, but when gemologists say "cut," they are talking about a stone bead's proportions, such as Cut Stone Bead is depth and width and the uniformity of its facets--all characteristics that control brilliance, durability and other features we look for in a stone bead.

A good Cut Stone Bead is essential for its beauty, because even a Cut Stone Bead with out-standing color and clarity will not display the sparkle that Cut Stone Bead are famous for if its components don't interact with light as they should.
 
The proportions of width and depth have a large impact on Cut Stone Bead brilliance, the reflection of white light that we see when we look at a Cut Stone Bead.

Light traveling through a shallow Cut Stone Bead is lost out of the bottom of the stone, not bouncing back into our sight. The lack of light play makes shallow Cut Stone Bead appears lifeless.

Light traveling through a Cut Stone Bead too deep escape out the sides, darkening all or portions of the stone.

Light traveling through an ideal Cut Stone Bead bounces back out the top of the stone, bringing its brilliance into view.