"Rainbow Rock"- the detail with the perspective on the side facing away is a nice touch. If only the same care had been put into making the gradient more organic. plus a small, selective color palate is much more attractive than an easy rainbow.
DIAMOND is a metastable allotrope of carbon. Diamonds are the most highly sought after type of gemstone, and are almost always considered a girl's best friend. Diamonds come in sorts of shapes and colors. Check them out on our diamond shape page.