为什么钻石4C等级相同，钻石价格却不一样？

zuanshi4cshijuedingzuanshijiagedezhuyaoyinsu，danshizaixuangouzuanshishihenduoxiaofeizhehuifaxian：tongyishangjiade4cdengjixiangtongdezuanshi，tamendejiagequebuyiyang，shenzhixiangchabushao，xiamianjiulaijiangjiang4cdengjizhiwaidezuanshijiageyingxiangyinsu。

（1）钻石是否肉眼干净

xiangtongjingdudezuanshi，ruguoqizhongyikeyourouyankejianneihanwu，pinzhihuiyousuoxiajiang，qimaixiangbururouyanganjingdezuanshi，bushoushichanghuanying，jiageyehuijiangdi。

zaizuanshijingdujibiezhong，vs2/si1/si2dezuanshixuyaozixichakan，vs1jiyishangjingdudeyijingfeichangganjing，keyibuyongdanxin。

（2）钻石的内含物

youxieneihanwudeweizhiguoyumingxian，huozheduizuanshizaochenganquanyinhuan，huijiangdizuanshidexiaoshoujiazhi。birudajiabijiaoguanzhudejizhongneihanwudeqingkuang：

· yunzhuangwuclouddechengduhuizaochengnaiyouxianxiangma？

yunzhuangwuyouweixiaodezhendianjujiercheng，zhengtichengyunwuzhuangwaiguan，ruguoyunzhuangwudemianjiguoda，xingchengnaiyouzuandejilvyeda，duizuanshiwaiguanzaochengyingxiang；

· yuzhuangwenfeathershifouyanshendaobiaomian？

yanshendaobiaomiandeyuzhuangwen，kenengduizuanshianquanxingchanshengyingxiang；

· jingticrystalbaotishiheisedehaishibantoumingde？

jingtibaotiruguoheisedejiuhuibijiaomingxian，shenzhirouyankejian，daozhizuanshimaixiangbujia，jiangdiqijiazhi。

（3）钻石的腰围厚度如何

yaohouzhijieyingxiangzuanshidedaxiaohenaiyongxing。

ruguoyaoweitaihou，zuanshidezhonglianghuijizhongzaiyaobu，zuanshizhijinghuibianxiao，jineryingxiangzuanshideqiegongdengji、guangxuexingneng。ruguoyaoweitaibo，zezuanshirongyisuilie。

zuanshiyaoweiguohouhuozheguobodouhuijiangdizuanshidejiage。

（4）钻石是否存在荧光

anzhaozuanshibaojiaqingkuang，yingguanghuijiangdizuanshidejiazhi。

zaiqitacanshudengjixiangtongdeqingkuangxia，zuanshiyingguangyueqiang，jiazhiyuedi（yibanbitongpinzhidezuanshijiagedi10%dao15%）。

youqidangyingguangxiaoyingshizuanshichengxianrubaiseshi，zuanshidezhengtijiazhihuidadazhekou。

（5）钻石有无奶咖

zuanshinaikalvshigelaoshengchangtandehuati。

“nai”jiushizhikanqilaibutouliang、henhunzhuodezuanshi，zheizhongzuanshineibujiuxiangyoubaisedewu，yanzhongyingxianglezuanshihuocai，huijiangdizuanshijiazhi。

“ka”jiushizhidaihesediaodezuanshi，lvjiushizhidailvsediaodezuanshi，daika、lvdezuanshidoubugoutouliang，yingxiangmeiguan，jiazhiyehuidihenduo。

（6）钻石鉴定证书类型

yibandaigiazhengshudezuanshijiagegenggui。

birutongwei1.01kela，gse，vvs2，exqiegong，yikedaiigizhengshu，yikedaigiazhengshu，qizhongdaiigidezhengshuzuanshiyaobianyi25-30%zuoyou。yinweiigizuanshizhengshuduizuanshiyansedebawoyaoqiuhuidixie，ertongchangyigesejichazaochengdechajiajiuzai10%yishang；

ergiayulingwaiyijiahrdguojizhengshu，giadeyansepubianbihrddegaobanjizuoyoushuiping，hrdzhengshubigiazhengshudezuanshiyibandi10%-15%；

（7）经过了几层销售商

zuanshiyeshicengcengfenxiaode，zhongjianjingshouxiaoshoushangyueduo，jingguocengcengjiajia，zhongduanxiaofeizhededaodezuanshibaojiayuegao。

woaizuanshiwangzhijiehuoququanqiudingjizuanshihuoyuan。tiaoguozuanshipifashang、lingshoushanghuanjie，yiyishoujiagezhidaxiaofeizhe。zhixushihuidejiage，jiunengmaidaoshangchengdezuanshi！