2012年9月10日星期一
Cutting of diamond
Cut is a very important factor to bring out the beauty of the diamond Jewelry Beads Wholesale. Diamond is also of good quality, it is not well cut, not shining beautifully. Normally, the round brilliant cut diamond is called, is subjected to a special form of cut. I have said it, cut it to take advantage of the optical properties of the diamond, to maximize its beauty.
Is the refractive index of diamond is an ideal cut, the light reflection. When I cut shallow, light entering from the side of the crown I have been in from the crown again reflected twice at the pavilion, without being reflected at the surface pavilion, light entering from the side table, I have come up leaked . This is not a well-balanced me shine. On the other hand, without the reflected light entering from the side of the crown, cut too deep is leaking out at the pavilion.
In this way, to score the quality of the cut, which acts very big sparkle of diamonds, I cut evaluation.
Relative to the ideal shape cut, cut assessment is scored and proportions (shape) finish (finish only), the demerit point system. In the finish, the two items of polish (polishing) are subject to evaluation and symmetry (symmetry). Deduction is that there is a defect. The results were scored for each item thus, a comprehensive evaluation is given.
Traditionally, the evaluation, the evaluation stage 6 ExceIlent, Very Good, Good, Medium, Fair, of the Poor, but it was common, recently, institutional appraisal of the country is moving in the 5-point scale that eliminates the Medium .Pave Beads supplies
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