Originally Posted by DEATH2000
Jet black is not as shiny. Diamond i think has a brilliant shine/reflectiveness to it.
Diamond is actually a very dark gray, with metallic specks. Jet is a standard color from the dealer, while Cosmos and Diamond are options, and add a little more to the price tag of the car. On current models, I believe there are only 3 or 4 standard colors, and the rest are $450 options.