裸钻镶嵌成钻戒后，是否影响4C评级？

luozuanxiangqianchengzuanjiehou，kenenghuiyingxiangdao4cpingji，zuichangchuxiandejiushidiaoji。zheizhongqingkuangzhuyaoheliangzhongyuanyinyouguan，yishibutongdezuanshijiandingjigoufenjitixiyouchayi，ershixiangqianhoudezuanshishoudaoxiangqiancailiao、xingzhuang、xiangqianfangshideyingxiangerwufaxiangluozuanyiyangjingzhunfenji，zhinengbiaoshuyigequjianfanwei。

裸钻镶嵌成钻戒后对4C评级的影响

1、颜色

luozuanyansefenjishi，huijiangzuanshitaimianxiangxia，hebiseshijinxingduibierdechujieguo。danshizuanshixiangqianhou，zhinengtaimianxiangshang，yaoyixiadoubeijietuozhedang，hennanzhunquepanduanzuanshiseji，suoyiqisejidengjishiyigejiaokuandefanwei。

xiangqianweichengpinhou，jietuodejinshuseyehuiyingxiangzuanshideyanse。zuanshiyouhenduozheshemian，huifanshechujietuodeyanse，suoyiyibandouyongbaisejinshujietuo，baizuanpeibaituo，zheiyanghuichentuodezuanshiyansegengbai。ruguopeideshimeiguijinhuohuangjinjietuo，zuanshikenenghuiyansefahuang，congeryingxiangjiancerenyuanduizuanshiyansedepanduan。

2、净度

luozuanjiandingjingdushi，yaozuoguanbu、tingbu、yaobudengquanfangweijiancha，erxiangqianhaodezuanshihuishoujinshudezudang，bunenggouquanmianguancha，zhinengcongguanbulaiguanchazuanshidejingdu，youxienengjianchayaobu，danyouyukuanshidexianzhi，jihushiwufacongtingbujiancha。yinci，duixiangqianzuanshidejingdupanduanshiwufazhunquede，cunzaihenduomangdian。

luozuanxiangqianchengzuanjiehoudui4cpingjideyingxiangzhuyaozaiyansehejingdulianggefangmian，qitafangmianjibenbushouciyingxiang。yinweihenduochengpinzuanjiejianceshimeiyouzhongliangheqiegongliangxiangde，zhuyaoyuanyinruxia：

① 重量

zuanshizhongliangzaixiangqianyihoushiwufabeizhunquecechulaide， yinweixiangqiandezuanshijianceshishibukenengbazuanshizhaixialaichengzhonghouzaixiangshangqude，jiancejigouzhinengchengyixiajiezhidezongzhong。suoyizhengshushangbianzhiyouzongzhongliang。dangranyouxiejigoudezhengshuhuizaishangbianbiaomingzuanshizhongliang，neishiyichangjiakezaijiebeineicedezhongliangziyinweizhun。

② 切工

daolidengtongyuduizhongliangdejiance，wufabazuanshiquxiajinxingjingxihua、shujuhuadefenji。xiangqianchengpinzhihou，henduozuanshideqiegongshujushiwufatongguomucelaikande，birushuotaikuanbi、tingshenbidengdeng，yinciyoudejiandingjigoubuhuijiqiegongfenji

luozuanxiangqianchengzuanjiehou，youshihuiduizuanshi4cpingjichanshengyingxiang，danmuqianguoneisuoshou30fenjiyishangdaxiaodezuanshijibendouchujugiazhengshu，zuoweiquanweijiandingjigou，xiaofeizhezailejiezuanshi4cdengjishikeyiciweibiaozhun。ruguoguoyuguanzhuzheigefangmian，woaizuanshiwangdengpinpaikeyitigongyizuanshuangzhengfuwu，weizuanjiechujugia+guojianshuangzhengshu，weixiaofeizhejiejuezheiyigulv。