异形钻石有切工有3ex吗

zuanshiqiegongbaokuo“qiegongbili、paoguang、duicheng”sanxiang，dangzheisanxiangcanshujundadaoex（lixiang/wanmei）jibieshi，jiushi3exqiegong。zhideyitideshi，yixingzuanshizaipingdingqiegongdengjishijinyoupaoguangheduichengliangxiang，yinciyixingzuanshimeiyou3exqiegong，zhiyou2exqiegong。

xingyeneiduiqiegongdepingjiabaokuo：qiegongbili（cut）、paoguang（polish）、duichengxing（symmetry）；

①“qiegongbili”zhizuanshigegebuweixiangduizuanshiyaobuzhijingdebizhijizhuyaoqiegejiaodu。

②“paoguang”zhimoguangshizhikemianbiaomiandezhengtipinzhiheqingkuang。

③“duichengxing”zhizuanshichengpindexingzhuangyijikemianpailiehebujudezhunquedu。

qizhongmeiyixiangdoufenweiwugedengji，conggaodaodifenbieshi：excellent (ex，wanmei)、verygood (vg，feichanghao)、good (gd，hao)、fair (f，yiban)、poor (p，cha)。

pingjiayuanxingzuanshiqiegongshi，shicong“qiegongbili、paoguang、duicheng”sangefangmianzonghekaolv，qizhongzuigaoqiegongjibiejiushi“3ex”。

pingjiaqitayixingzuanshideqiegongshi，jincong“paoguang、duichengxing”lianggefangmiankaolv，neimezuigaoqiegongjibieji“2ex”。

zhiyoubiaozhunyuanzuanshiyouqiegongpingji，qitasuoyouxingzhuangdezuanshidoumeiyouqiegongpingji，yinciyixingzuanshimeiyou3exjibie。zaixuangouyixingzuanshi，yibanjianyishouxuan2exqiegong。