钻石净度等级标准与选购建议

钻石净度等级标准

genjuzuanshineiwaixiacidebutongdaxiao、weizhi、leixingdeng，gia jiangjingdufanweihuafenweiwuxiaji(fl) 、“neiwuxiaji(if) 、jiqingweineihanji(vvs) 、qingweineihanji(vs) 、weineihanji(si)、neihanji(i) 。

钻石净度级别表

yongrouyanguanchajingdudengjiwei vs2 huo si1 dedaduoshuzuanshi，burongyifaxianneihanwu。eryongrouyanguanchajingdudengjiwei si2 huo i（neihanji）dezuanshi，zebijiaorongyifaxianneihanwu。

zhideyitideshi，qizhongde“wuxiaji”jinbiaoshizuanshizaifangda 10 beihou，kanbudaoneihanwuhuobiaomiantezheng。yincijibianshi“wuxiaji”zuanshikenengyebushihaowuxiaci。

dangran，zheiyeheguanchazhedeshiliyouguan。

钻石净度选购建议

jingdudengjiduizuanshijiagedeyingxiangzhan15-20%。

xiangyaojieshengkaizhidexiaofeizhe，keyishouxianxuanzejingduwei vs huo si dezuanshi；ruguoshiwanmeizhuyizhe，neimevvs2 huogenggaojingdudengjidezuanshigengshihe，danxiangduieryan，tadejiageyehuigenggaoyixie。

xuangouzuanshijingdujibiehaixuyaojieheyixiajidian：

1、无肉眼可见内含物

ruguozaibufangdaguanchadeqingkuangxia，wufakandaorenheneihanwu，huojinnengkandaoshaoshunanyifaxiandeneihanwu，neimehenkenengzuanshijingduyizuyimanzudaduoshurendegoumaixuqiu。

dadaozheigetiaojiandezuanshi，qijingdujibiekenengzhizaisiji，erdasuananzhaozheigebiaozhuntiaoxuandehua，keyilianxishangjiaweinijinkenengxunzhaowurouyankejianneihanwudezuanshi。

2、可见内含物的位置、尺寸和明显度

yuanlizuanshizhongxindeneihanwubuneimemingxian。ruguoxiacineihanwuzangzaimingliangshiqiegongzuanshi（yuanxing、mayanxing、lixing、gongzhushiqiemozuanshideng）debianyuan、jianjiaohuoxiejiaofujin，neijiugengbumingxianle。

zuanshizhongxinweizhidemingxianneihanwu

· mingliangshiqiegongzuanshidejianjiaohexiejiaoyouxuduokemian，yincirenmentongchangbuhuizhuyidaozheigeweizhideweixiaoneihanwu；

· bianyuanfujindeneihanwushenzhikenengzaizhubaoxiangqianhoubeizhedangqilai；

· chicunjiaoxiao、yansejiaoqiandeneihanwugengnanbeirenfaxian，duizuanshiwaiguandeyingxiangjiugengxiao；

yincizaitiaoxuanzuanshishi，keyijinkenengxunzhaoxiacibuneimemingxiande。xiaofeizhekeguanchazuanshifudaidegiazhengshu，congzhonglejiexiaciweizhi。

giazhengshuzhongzuanshijingdutu

3、切磨式样

yuanxingmingliangshiqiegongzuanshikemianjiaoduo，tongchangbuyifaxianneihanwu。kemianyueduo，guangxianyuerongyifanshedaogechu，xingchengfuzadetuan，congershijiaoxiaodeneihanwudeyiyinzang。

jietishiqiemozuanshidekemianjiaoda，qiekemianshuliangjiaoshao，chanshengdetuanbusuanfuza，yincigengrongyirangrenzhuyidaoneihanwu。biruzumulvxingqiegong。

zumulvxingqiegong。zuanshikemianyueda，yuerongyituxianzuanshideyanseheneihanwu

ruguogoumaidezuanshijingdudengjijiaodi，keyixuanzeyuanxingmingliangshiqiegongdezuanshi。

4、坚固性

jingdudengjizai i jifanweidezuanshi，youqishijingdudengjiwei i2 huo i3 dezuanshi，youshihuizaijianguxingfangmianchuxianwenti。keyijinliangtiaoxuanyaoweihuojianjiaochumeiyoujiaodaquekouhuoduanlie（yuliewen）dezuanshi，yinweizheixieyinsuhuishizuanshigengyisunhuai；ruguozuanshicunzaiyuliewen，zuihaoshizaizuanshineibu，buyaochujibiaomian。

钻石羽裂纹

qishi，zaizuanshijingdujibiefangmian，womenyibanjianyizuidixuanzesijijingdu。woaizuanshiwangluozuankuweidajiatigongdezuanshi，qijingdujibieshizaisijiyishangdengji，zaiweidajiacaigouzuanshishi，zeshijinliangyirouyanwuxiaweizhu，jiangushijuexiaoguoyuxingjiabi。