In general, a lot of BBS inside and site are talked about diamond brand, origin of diamond, diamond eight star eight arrow, then the author illustrated his about misunderstanding on this issue. A mistake common sense: eight star eight arrow is well cut before we buy diamond is can understand certain knowledge of diamonds, among them the importance of the cutters for diamond can be said to be known. But many consumers only knows one second, it is good to eight star eight arrow, but also have advantages and disadvantages of, plus eight star eight arrow is merely a measure of the cutters. Mistake common sense 2: diamond producing area is important origin said is we all have recognized the truth, for example, the Beijing roast duck is good, sweet steamed stuffed bun is tianjin, etc. , are all said to the origin of good case in point. But the origin of a product is absolutely wasn't on the diamond, the quality of the diamond and diamond only 4 c, origin said is just used to fool consumers. Error three common sense: diamond or a brand of good brand effect can say is, do a lot of goods are also follow the brand effect, but if the brand set on a diamond on it would be wrong. Brand does not make the quality of the diamond and how much of a change, just useless to add the attached value of diamonds, so buy diamond does not need to pay attention to the so-called brand.