In the depths of the earth's crust most in commercial mining was found to be made into jewelry ( Such as diamond earrings) Diamond, is formed in the mantle. The volcanic magma of to transport the earth's crust, after they appear near the surface of the big rocks. But in volcanic eruptions will use of diamond in diamond earrings pushed to the ground before the diamonds formed in the mantle of 'diamond region'. It takes more than 1000 degrees high temperature and high pressure. This is will happen in about 150 kilometers below the surface. In space, however, the root of the diamond can also be in other places. There are some other situations can form a diamond. One of the most interesting, may be on the outer edge of our solar system. Does this mean that aliens are have a chance to wear the diamond earrings? No, but the researchers did find in NASA space or other planets formed in the mantle of a small piece of diamond. Sparkling diamond in the diamond earrings apparently is a by-product of some charming natural process. One example is found in the subduction zone diamonds, they are the product of two floor sliding each other. Obviously, diamond carbon formation has a long way to go. Fortunately, buy diamond earrings don't need a long time. You can safely in jewelry simple online purchase. Any other questions? Please don't hesitate, feel free to contact our consultants.