垫形钻石怎么选？垫形钻石最佳切工比例

垫形钻石最佳切工比例

1、长宽比

dianxingzuanshiyoupianfangxingde，yeyoupianzhangfangxingde。zhangkuanbishuzhiyueda，zuanshiyuejiejinzhangfangxing。

· pianzhengfangxingdedianxingzuan，zhangkuanbizai1.00-1.05

· pianzhangfangxingdedianxingzuan，zhangkuanbizai1.06-1.1

· zhangfangxingdedianxingzuan，zhangkuanbizai1.1yishang

muqiandianxingzuanshizuishouhuanyingdezhangkuanbizai1.00dao1.05zhijian。

dianxingzuanshizhangkuanbimeiyoujueduixianzhi，kegenjugerenxihaolaimai。

2、各项切割比例

dianxingzuanshideqiegebilizhong，bijiaoguanzhutaimianbi、quanshenbi、yaohoubidengfangmian：

yijuyishangtubiao，yingjinliangguanzhushendubi58%~66%，taimiandaxiao58%~63%dianxingzuanshi。

垫形钻石4C等级

1、颜色

dianxingzuanshiyansedengjizuidikexuanise。

1kelayishangzuanshi，kexuangsejiyishangyansedengji。

垫形钻石颜色挑选表

2、净度

dianxingzuanshidekemianjiaoda，neibuxiacihuigengrongyikandao，yinciduijingdujibieyouyidingyaoqiu，zuidikexuansi1ji。

1kelayishangdedianxingzuan，jingdudengjiyingjinkenengzaivsjiyishangdengji。

垫形钻石净度挑选表

jinliangxuanzexiaciweiyujiaoyinbiweizhidedianxingzuanshi，biruxiacifensanzaisizhoushi，keyizaixiangzhuadebangzhuxiajinxingzheyan。