选钻石，最好避开这些瑕疵特征！

guojishanggenjuzuanshineihanwu（yecheng“xiaci”）dedaxiao，leixing，chicun，yanse，weizhijishuliangjinxingzuanshijingdupingji，ergiadazhengzhongyeyouxiangguantushi，biaozhulezuanshineihanwudeweizhiheleixing。zaitiaoxuanzuanshishi，qizhongyixiexiacizuihaobikai，birucavity（kongdong）、knot（jingjie）deng。

钻石内含物种类（部分）

· 红色为内部缺陷

· 绿色为外部缺陷

crystaljingti| changjianneihanwuyibanwuai，danjingtishifenyansede，ruojingtishiheisede，bingqiezuanshizhengtijingduzaisijiyixia，heidianjiukenengrouyankejian。

twinning wispluanjingwen|shuliangshaomeiguanxi，danruguozheileixiacitaiduodehuajiuyaobimian。

pinpointdianzhuangwu| wusexizhangjingtiwuyingxiang

cloud yunzhuangwu| henduoxiaokelijujizaiyiqichengyunwuzhuang，changjianbuaishi，danshangruozuanshijingduzaisijiyixiaqieneihanwuzhiyoucloudjiudexiaoxinshibushichuanwendenaiyouzuanle。

feather yuzhuangwu| zuanshineibuliewentongcheng。jingduvsjiyishangchengxixiaoyumaozhuangbuaishi，dansijiyixiakenengchengxianliewen，yaojinliangbimian。

indented natural |tianranneiaocaomian，yibanchuxianzaizuanshiyaolengchu，buyingxianghuocaiyibanwuai。

knotjingjie|zuanshibiaomiantuqirouyankejian，zheizhongzuihaobimian。

etchchannelshiketongdao|zheishimouzhongwuzhiqinshizuanshizuicuiruodeweizhisuoyiliudezhangtiaokongdong，jinliangbimiantiaoxuan。

laserdrillholeleishekong| leishefangshiquchuzuanshineibuzazhiliuxiadekong，yibanbijiaoxiaowuyingxiang。

chiphecavity quekouhekongdong|zuanshibiaomiandequekouhekongdong，bujianyixuan。

bruisecashang|rengongpaoguangzuanshishi，buxiaoxinduizuanshibiaomianzaochengdeshanghai，zheizhongyeshibujianyiyaode。

关于钻石净度特征的挑选，有以下总结：

crystal、chip、cavity、knotqianwanbuyao

jingdusijiyixiazhiyouclouddebuyao

laser drill hole、etch channelzuihaobuyao

jingdusi jiyixiaxiacihuiduizuanshiyouhendayingxiang，jianyidajiazaiyusuanyoukongjiandeqingkuangxiajinliangxuanze si1jiyishangdezuanshi，jishiyouxiexiaoneihanwuyebuyingxiangzuanshidehuocaihetouliang，ruguodasuanmaisi1jizuanshi，yidingyaotiaoxuanrouyanwuxiacide。