钻石GIA证书送国检复检为什么会出现缩水

　　带GIA的裸钻分级证书的钻石，到了国检就一定会降级吗?

　　dangranbushide，ruguopengyoumendouzixikanguoshangmianxiedeneixiehuale，xiangxinxianzaijiuhuiduiguojianruhezuojibiepanduanxinzhongyoushule。guojianheyixieguoneidejiancejigouzhisuoyihuibayixiedaiguojizhengshudezuanshijibiejiangdi，bingbushiguojiandejiancerenyuandouwuneng，yinweizijiwufapanduanjibie，jiuzhihuiyadijibie，huoshiyinweisongjianrenhejiancejigoumeiyou“guanxi”，jiubayuanlaijibiegoudezuanshiyingyadijibie，hehe。 guoneidejiancejigoushizaiquedingxiangqianzuanshishiguojizhengshushangdezheikedeqingkuangxia，xiangyingcankaoluozuanzhengshushangdejibielaizuochuzijidejibiepanduan，woxiangxinruguotongyangshizaiguojiankailuozuanfenjidezhengshu，jibiekendingbuhuihegiadeluozuanzhengshuchuruhenda，danyaoshizuoxiangqianjibiedehua，queshihuiyouyidingchayide，xiangxinzixikanguoshangmianxiedeneixieyuanyindepengyou，douhuilijiede。

　　为什么裸钻的国际证书上的级别会和国内证书开出的级别不同?

　　huida：zheishiyigexianzaifeichangpubiandewenti，jingchanghuiyoupengyoubaoyuan，mingmingluozuandeguojizhengshushangdejingdujibieshi“vvs”，daoleguoneideyixiejiancejigoulijiukaichudeshi“vs”;huoshimingmingguojizhengshudeyanseshi“f”se，erdaoleguojianjiukaichudezhishi“h”se，zheidaodishizenmehuishia?!

　　henduorendoushuoguojiandejiancebiaozhunguoyanle，huoshi“zhiqiuzuiyan，buqiuzuizhun”，yinweiguojiannengzuodao“vvs”dezuanshi，keyishuoshizaishibeifangdajingxiajihumeiyourenhebaoguoticaikeyizuodedao～yinweiwomenshiyongshibeishouchifangdajinglaitiaozuanshi，erguojianzaijianceshiyongdeshiershibeiyishangdexianweijinglaikan～danhuashuohuilai，guojianzheigeyangedeyaoqiuzhenduideshixiangqianzuanshidefenji，qingyidingzhuyi，zheigeshi“xiangqianzuanshi”defenjizhengshu，guojianzuodeluozuandefenjizhengshu，jueduijiumeiyouzheimekekede。

　　那么镶嵌钻石的证书为什么会这么苛刻呢?

　　zheishiyinweizuanshizaixiangqianhouduizuanshijibiedepanduanjiuhuishoudaohenduoyinsudeyingxiang。

　　先说颜色：

　　只有裸钻cainengzhengquedebichuyanse，yinweizuanshideyansefenjishiyouhenduoyangeyaoqiude，zailuozuanfenjishiyidingshiyaotaimianxiangxiabizuanshizuixianyansedeyaolengchu，erxiangqianhaodezuanshi，taimianshixiangshangde，zheiyangzuanshibenshendehuocaijiuhuihendachengdushangyanshilezuanshidetise，yinci，zuanshizaitaimianxiangshangdeqingkuangxia，hennanzhunquepanduanzuanshideseji。erqiezuanshizaixiangqianhaohou，yanseshihuishoudaozhouweixiangqianjinshudeyanseyingxiangde，ruguopangbianpeideshibaisedejinshu，zuanshideyansejiuhuixianbai，erzhouweishihuangsejinshushi，zuanshideyanseyehuiyingchendefahuangle。

　　suoyi，ruguozuanshizhouweixiangqiandejinshushibaisedeshihou，zheishijiancerenyuanjiuhuiyouyishidebakandaodezuanshideyansejiangdiyixie，suoyihuichuxiansejipanduandepiancha。danqingzhuyi，dangzuanshibenshendeyansehengaodeshihou，zheizhongpianchahuibijiaoda。zheishiyinweizuanshideyansefenjili“h”sedezuanshiyijingshijibenmeiyouhuangsediaodele，er“d-g”sezheidanggaosejidezuanshi，bingbushishuojibieyuegao，yansejiuyuebai，ershiyansejibieyuegao，zuanshijiuyuetouming，suoyi“d”sedezuanshishifeichangdetoumingde，erbushifeichangbai，zheidianyidingyaozhuyi，yinweiguanchabiaozhundezuanshibiseshishijiukeyifaxian，“g-d”sedezuanshibingbushibaidudedizeng，ershitoumingdudezengjia。

　　yinci，zaipanduanzheizhonggaosejidezuanshidexiangqianjibieshi，jiufeichangrongyichuxianjiaodadepiancha，yinweiwoqianmianyijingshuoguo，zheigefanweidezuanshishibidetoumingdu，tamendouyibudaiyouhuangsediaole，errenyanduihuangsediaodeshenqianchengdudeminganshiyuanbifenbiantoumingdudechengdudemingangaoduole，erqiezheishizuanshiyijingxiangqianhaole，shouzuanshizhouweijinshudeyingxiang，butongkuanshi，duizuanshidezheyanchengduyoubutong，suoyi，feichangnanduizuanshidetoumingdujinxingpanduan。 yinci，chuxiangaosejixiangqianzuanshidesejihuiheyuanlailuoshichabiedadeqingkuang，jiubunanlijiele。

　　再说净度：

　　xiangqianzuanshidejingdupanduanshiwufazhunquede。 yinweiluozuandejingdufenjishiyaozuoguanbu、tingbu、yaobugefangmiandejianchade～，erxiangqianzuanshi，zaizuojingdufenjishi，zhinengcongguanbulaiguanchazuanshidejingdu，youxienengjianchayaobu，danyouyukuanshidexianzhi，jihushiwufacongtingbujianchazuanshidejingdude。congshiguozuanshifenjiderendouzhidao，zuanshizhongdehenduobaoguoti，yexushicongguanbushangguanchabudaode，danruguocongtingbukan，jiufeichangrongyikandaole。

　　haiyouyidianfeichangguanjiande：zuanshizaixiangqiandeshihou，yidinghuihejinshujiechu，yejiushishuo，zuanshizaixiangqianhaohou，kendingyoudebufenhuibeizhuazidangzhu，huoshibaoxiangdeshihou，zuanshidewaiquandouhuibeijinshubaowei，zheishi，zuoxiangqianzuanshidejingdujianchadeshihou，zheixiebeijinshudangzhudedifang，shigenbenkanbudaode，yejiushishuo，jiancharenyuanbukenengbaxiangqianhaodezuanshichaixialai，wanwanquanquandejiancha。 yinci，duixiangqianzuanshidejingdujiancha，shicunzaihenduodemangdiande，huanjuhuashuo，ruguoxiangqianzuanshidejingdujibiekaichudeshi“vvs”，yexuluozuandejibiedoubuyidingkeyidao“vs”de。

　　suoyi，xiangqianzuanshidejingdujibiejiuhuiyaoqiudefeichangkekele。