Choose suitable always use carat diamond carat weight weight said. The word comes from the ancient times used to measure the Angle of the most valuable commodity bean seeds. 1 carat equals 0. 20 grams. Of course, a few carats of diamonds can make all kinds of women feel pleasure. Also need to take into account the characteristics of the bride's finger in the future. A relatively small stone for slender fingers. For finger longer women, had better choose carat number bigger diamonds. Under the condition of the same quality, the price of a single diamond depends on its weight. The higher the diamond weight, the higher the price. Choose diamond color not yellow reflection of diamond is one of the rarest and most expensive. This gem colors defined by D to Z letters. Starting from the letter M, diamond can be described as 'color', its price lower than D color diamonds. Must know the quality of the stones, in order to accurately customize ring on the metal. Gold diamond ring does not need to D color diamonds, because of the color of the metal will be reflected on the stone. Instead, for a gold ring, it is necessary to choose high quality stone, there is no yellow color. So, in order to reduce costs, we can choose H color diamonds, with a gold ring. : good quality price is committed to cost-effective choice to provide online diamond. You can also with diamond consultants to make an appointment for consultation, help you choose a single diamond ring.