钻石瑕疵位置对钻石净度分级及价值的影响

zhuanyepingjishizaishibeifangdajingxia，genjuzuanshixiacideshuliang、daxiao、zhonglei、weizhi、mingxiandulaijinxingzuanshijingdupingji。

yibanlaishuo， zuanshineiburenheweizhideneihanwudouhuijiangdijingdujibiehejiazhi，danjutibutongweizhideyingxiangyeshiyouqubiede，kejiehezuanshiqiegemianlaikan：

1、tingbuxiaci：ruguoxiacizhinengcongtingbukandao，huozhezhinengzaitingbucemiancainengkanqingchu，ercongtaimianjihukanbudao，zheizhongxiaciduizuanshijiazhidebuliyingxiangshizuidide。

2、yaolengxiaci：ruguoxiacisuozaiweizhikaojinyaoleng，yushangmiantijideneizhongqingkuangxiangbikejiandugenggaoyixie，danrengranburongyikandao，youqicongguanbuwangxia，hennankanchulai，zheizhongxiacizaixiangqiandeshihouhenrongyiyongzhuaxiangfugai。

3、guanbuxiaci：dangxiacizaiguanbuxiaomian（bushixingxiaomian）deshihou，chufeishikaojinyaoleng，zheishihoudoushibijiaoxianyande。

4、xingxiaomianxiaci：dangweiyuxingxiaomiandixiadeshihou，xiacigengjiaxianyan。

5、taimianxiaci：suoyouweizhizhong，xiacizaitaimianbuwei，shizuibuhaodeweizhi，hennanyinzang，duiliangduhehuocaideyingxiangjiaoda。zuanshiyueda，xiaciyueshimingxian，duizuanshijiazhidebuliyingxiangyueshimingxian。

6、zuanshidijianfujinxiaci：dangxiaciganghaozaidibuhuokaojindijiandeweizhi， zheigexiaciyoukenengzaidibuchengxianchubazhongzijideyingxiang。ruguozaiqitaweizhiyouzheiyangdexiaci，zheizhongzuanshizhihuibeidingjiweivs1huozhevs2，danshiruguozaizheigeweizhichuxianxiacidebazhongyingxiang，qijingdudingjihuibeijinyibujiangdi。

TIPS建议：

· zaiyouxuanzedeqingkuangxia，jinliangbimiangoumaixiaciweiyutaimiandezuanshi。

· yanshenzhiguanbuhuoyaobudejuyoujiaodayuliewendezuanshizuihaobuyaomai。

· xiacikaojinyaobudezuanshikeyouxiangoumai。

· yusuanbuzushi，yingjinliangxuanzetaimianzhongyangrouyanguanchawuxiacidezuanshi。

duiyuyixiechicunjiaoxiaodezuanshi，neibuxiacitezhengkenengnanyiguancha，dan30fenjiyishangdaxiaodezuanshijibendoukechujugiajiandingzhengshu，tongguocizhengshuneiye“zuanshixiacitu”keguanchadaozuanshineibuxiacideweizhi、leixingdengqingkuang，gengbianyuxiaofeizhexuangou。