请教大家一下,如何计算镶嵌在戒指上的钻石的重量呢?

2025-03-29 12:32:23
推荐回答(3个)
回答1:

镶嵌的钻石可以通过测量直径估算重量,应该有钻石直径和克拉数对照表,可以搜一下

回答2:

如果是标准圆钻,只可以预估,但是会有误差

直径(mm) 大约重量(.ct)

1.30 0.01

1.70 0.02

2.40 0.05

3.00 0.10

3.40 0.15

3.80 0.20

4.10 0.25

4.50 0.30

4.90 0.40

5.00 0.45

5.20 0.50

5.50 0.60

5.80 0.70

6.00 0.80

6.30 0.90

6.50 1.00

7.00 1.25

7.40 1.50

8.00 1.80

8.20 2.00

9.20 3.00

回答3:

  一枚钻戒,只要上有有带钻,无论多大,在钻戒圈里面都会有标记的, 好好看看你的戒指圈把。
换算公式为1.00ct=100分=0.2克
  切割形状计算公式长宽比例
圆形平均直径*平均直径*0.0061平均直径=(长+宽)/2
椭圆形平均直径*平均直径*0.0061 平均直径=(长+宽)/2
心形长*宽*深*0.059  
长方形长*宽*深*0.0082 1:1
长*宽*深*0.00921.5:1
长*宽*深*0.0100 2:1
长*宽*深*0.01062.5:1
榄尖形长*宽*深*0.00565 1.5:1
长*宽*深*0.00582:1
长*宽*深*0.00585 2.5:1
长*宽*深*0.00595 3:1
梨形 长*宽*深*0.006151.25:1
长*宽*深*0.006 1.50:1
长*宽*深*0.0059 1.66:1
长*宽*深*0.005752:1
标准钻石型的重量=腰围的平均直径的平方乘以深度乘以0.0061(换算系数)
公式中:重量的单位为克拉(CT);长度的单位为毫米(mm);深度为台面至锥尖的距离,深度是腰围直径的60%。这样,只要测量腰围,一般深度也可以不用测量了。即深度=腰围直径*60%。
例如,一枚标准圆型钻石腰围直径是5.36mm,那么,这枚钻石重量=5.36*5.36ct
其他形状的钻石如下:
椭圆形:平均直径平方乘深度乘0.0062 平均直径=(长加宽)除以2
心形:长乘宽乘深度乘0.0059
长方形(长与宽比例1:1) 长乘宽乘深乘0.0080;
长方形(长与宽比例1.5:1)长乘宽乘深乘0.0092;
长方形(长与宽比例2:1) 长乘宽乘深乘0.0100;
长方形(长与宽比例2.5:1) 长乘宽乘深乘0.0106。

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