钻石净度SI肉眼可见瑕疵吗|SI净度可以买吗

 　　zuanshidejingdushizuanshineihanwudeduoshao，yejiushizuanshidechunjingchengdu，meikezuanshijunyouneihanwu，neihanwudeshuliang、daxiao、xingzhuang、yansejixingzhijuedinglezuanshidejingdudengji。jiandingjigoushiyijuzai10beifangdajingxianeihanwudezhuangkuanglaiquedingzuanshijingdudedengji。

        sizaizuanshijingdujibiezhongshuyuxiaciji，zaizheiyijibiezhong，si1，si2jingdudezuanshizaishibeifangdajingxiadounengkandaomingxiandeneihanwu，youxierouyanrongyikandaohaiyouxieyongrouyanwucongguanbuwufakandao，danzaitingbuhuiguanchadaoxiaci。

　     guojishang，gia(meiguobaoshixueyuan)jiangzuanshijingduhuafenwei11gedengji。congwanmeiwuxia(fl)kaishi，jizhizuanshineizaihebiaomianjunwuxiaci，ranhoushunxudaozuididexiaciji(i3)，xingrongdanyirouyanyinengfaxianshineideneihanwuyuxiaci。

　　zuanshijingdusirouyankejianxiacima?congzuanshijingdudengjibiaokezhi，sizaizuanshijingdujibiezhongshuyuxiaciji，zaizheiyijibiezhong，si1，si2jingdudezuanshizaishibeifangdajingxiadounengkandaomingxiandeneihanwu。si1jingdurouyankanbudaoxiaci，si1hevs2zhijiandejingduchayi，yinggaishikeyihulvebujide。si2jingduyongrouyanzixikankeyikandaoxiaci，bingqieneihanwutongchangshiheisede。

　　sijingduzuanshikeyimaima?yikelayixiadesijingdudezuanshiyibanzhiyongyuzhuangshipeidai，xiangqianhoudesijibiedezuanshi，rouyanhenduoshikanbudaoxiacide，erqiecidengjidezuanshijiagebianyi，keyixuanze。qishi，zaigoumaizuanshishi，jingdushinizuihoucaixuyaokaolvdeyinsu，yinweijuedabudezuanshiyongrouyanshiwufakandaoneizaixiacide。