Why many people don't know what to buy parameters of diamond?

Diamond can be used to make diamond jewelry, diamond can be used for investment, diamonds can go to collect as a work of art. Traditional diamond is called the diamond, diamond is the forehead can be cut. Diamond in the world now have a lot of kinds, such as white diamonds, colored diamonds, different diamonds have different diamond grade, the diamond level will have different appearance and price, so in the face of so many complex diamond, how to choose, maybe many people will have the symptoms, it is entangled with diamond selection. Actually choose diamond does not choose the 4 c diamond, diamond the size of this is the main place, whether you are processing jewelry or investment money, must consider the size of the diamond, diamond jewelry processing is relatively small, the investment will be more money. So the first choice of the good. The color of the diamond, different USES have different choices, people sometimes very entanglements this thing, for example in color, has the branch of G and H two colors, so the two color change how to choose? H section in the middle of the color of color, so H and G color color is actually about the same, simply don't see what in appearance. Diamond studs, both jewellery and investment to make money, don't want to see the diamond with the existence of defects, so the less defects of diamond, then its value will be higher. Diamond cutters can be controlled by human, and can achieve the goal of human control. Diamond is the luxury jewelry, people pursue diamond is not only to pursue the appearance of bright diamonds, when more people will focus on the inner beauty of diamonds, like looking for love, can not only see the surface of the glamorous and ignore the inner beauty.