Larger carat diamonds are rarer and more valuable because they are not easily formed in nature. And the carat weight of the same diamond often because of the cut, color and clarity of the different, in value is also very different; So it is not an ideal way to evaluate a diamond by its carat weight alone. The appraisal of aesthetic feeling and quality of a diamond is actually composed of a set of complex comprehensive evaluation conditions. Each is a top representative of professional choice.
TELEPHONE: 400 969 0976