为什么切工是钻石4C中最重要的一项？

zaijinxingzuanshixuangoushi，yibanrenweizuanshi4czhongzuizhongyaodeyixiangjiushi“zuanshiqiegong”，qiegongdengjiyuegao，zuanshihuocaiyuehao，zhengtikanqilaiyueshimingliangcuican。

zuanshiqiegong（ diamond cut）shi4climianzuizhongyaodezhibiao，tajuedinglezuanshikejiandehuocai、shanshuodu、liangdu，yejiushizuanshidemeilishanyaochengdu。

切工的优势：

1）wanmeiqiegongdezuanshikanqilaihuibishijishangdechicungengda

2）wanmeiqiegongdezuanshiyangailedijieyansezuanshidehuangguang

3）wanmeiqiegongdezuanshikeyigenghaodijiangneihanwuhexiaciyinzang

yikedsedanqiegongbuhaodezuanshikanqilaikenenghaiburuyikeksedanqiegongwanmeidezuanshihaokan。

changjianyuanzuandeqiegongdengjipingdingfenweisangefangxiang：

1）cutbili：genjushuxuedefangfajisuanerchu，biliyuehaozuanshidehuocaiyeyuemingxian。

2）polishpaoguang：zhideshizuanshidebiaomianpingzhengdu。

3）symmetryduicheng：duichengduzhideshizuanshidekemianshifouduizhun，zhuomianzhengtishifouzuoyouduicheng，ruozuanshidekemianbuduicheng，zheixiehuiyingxiangguangzaizuanshineideguangxuezheshe，zhengtikanqilaibuliang。

wulunshiqiegong、paoguang、duichengdoufenwei5gedengji：ex lixiang（excellent）,vg henhao（very good）,g hao（good）,f yiban（fair）,pcha（poor）。

yibanrenwei，qizhong“bili cut grade”shisangetiaojianlizuizhongyaode。yinweijiusuanzhiyou“bili cut grade”yige excellent ，dankanqilaihaishibijiaoshanliangde。ruxiatu：

genjuyishangxiangguanjieshao，xiangyaoyongyouzhengtishijuejiaojiadezuanshi，qiegongyidingshixuanzedezhongdian。goumaizuanshi，jianyishouxuan3exqiegongdengji，jiqiegong、paoguang、duichengdoushiexcellentjijiadengji。