So, you need to learn about the Diamond 4 Cs, and you're now trying to figure out what this whole deal is with Diamond Color. Silicon is used to make these bracelets. Larger companies make customised silicon bracelets now-a-days and they are becoming increasingly famous.
Explanation of Cut, Color and Clarity of This Diamond
Cut Quality Diamonds with poor cut proportions appear may look lifeless and dull. Usually these diamonds are made that way to preserve most carat weight. Poor cut includes all diamonds that do not meet the proportion standards of a fair cut. Customers on a limited budget may find such diamonds attractive.
Color Diamonds of D color are absolutely colorless. It is the top most color grade and only 0.3% of all diamonds that make it out of the earth being D color.
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.