If the cut is too deep, light is lost out the bottom and the diamond appears dark or dull. Buy from a reputable source - Whether you decide to make your purchase online or at a Jewelry store, make sure you have some background on the store. However a certificate alone does not guarantee a better deal, you need to be proficient in understanding exactly what it is telling you, and how each factor that is covered affects the price and quality of the ring.
Explanation of Cut, Color and Clarity of This Diamond
Cut Quality Diamonds of premium cut are almost as good as ideal. While nature determines the color and clarity of a stone, diamond cut is dependent solely upon the skill of the cutter. Premium cut diamonds may be close to the ideal cut proportions and look just identical. Most people cannot distinguish between the two. However, there is a slight difference in quality and reduction in price over ideal cut diamonds.
Color H color grade diamonds are second best in a colorless category. Most H color diamonds have a very light yellow tint that may be more noticeable when the diamond is placed on a white surface. Such diamonds look beautiful in platinum and white gold and offer outstanding value.
Clarity VVS2 diamonds have very very small inclusions which, when viewed under 10X magnification by an expert, are difficult to be seen. The inclusions should be light colored. The features of the VVS2 clarity grade are exceptionally difficult to discern. Diamonds of this clarity appear to be perfect to an unaided eye.