钻石的切工重要吗?GIA钻石切工分级标准(视频)

 　　maizuanshishi，henduorenhuirenweiyansehejingduzhijiejuedinglezuanshidemeiguan，erhushileqiqiegongdengji，zuanshideqiegonghaohuaizhongyaoma?zuanshiqiegongdizaozuanshicuicanguangmang，congershizuanshiwenmingyushi。henduoxiaofeizhechangchanghuijiangzuanshideqiegongyuqixingzhuangjingchangnonghunxiao，qishi，zuanshidexingzhuangshizhiqizhengmianchaoshangshi，renmenkanjiandelunkuoxingzhuang。zuanshideqiegongzhiduizuanshikemiandeanpai，zuanshiqiegongdengjiqujueyuqikemianyuguangxiandexianghuzuoyongjieguo。

　　钻石切工分级

　　zuanshiyaoweidedibudaodijiandejulishidibushendu。dibushendutaishenhuotaiqiandouhuiyingxiangguangxiansheruzuanshidejiaodu，huohuicongzuanshidecemianhuodijianxielu。yinci，yikeqiegongjingliangdezuanshinengranggengduoguangxiantongguozuanshiguanbu。

　　giaduid-zyansebiaozhunyuanxingzuanshideqiegongpingdingbaohan5gedengji：jiyou(excellent)、youliang(very good)、lianghao(good)、shangke(fair)、buliang(poor)。

　　lixiangqiegong(excellent)：daibiaozhiyou3%deyiliugaozhiliangzuanshicainengdadaodebiaozhun，zheizhongqiegongshizuanshijihufanshelesuoyoujinruzuanshideguangxian，yizhonggaoyaqiejiechudeqiegong。

　　feichanghaoqiegong(verygood)：daibiaodayue15%dezuanshiqiegong。keyishizuanshifanshechuhebiaozhundengjiqiegongdeguangmang，danshijiageshaodi。

　　haoqiegong(good)：daibiaodayue25%dezuanshiqiegong。shizuanshifansheledabufenjinruzuanshineibudeguang，bivgjibianyideduo。

　　yibanqiegong(fair)：daibiaocucaoduwei35%dezuanshiqiegong，rengranshiyouzhizuanshi，danshiyibanqiegongjiagongdezuanshifanshedeguangxianbujigjiqiegong。

　　chaqiegong(poor)：zheibaohansuoyoumeiyoufuheyibanqiegongbiaozhundezuanshi.zheixiezuanshideqiegongyaomeshenerzhaiyaomeqianerkuanyiyurangguangxiancongbianbuhuodibuyichu。

　　钻石切工等级的鉴定

　　qiegongduiyuzuanshidewaiguanhejiazhizhiguanzhongyao，bingqieshi4cbiaozhunzhongzuifuza、jishuyaoqiuzuigaodejiandingbiaozhun。congyuanshidaochengpinzuanshi，xuyaofuzadegongxuhejingzhandeqiegejiyi。zhiyoujingguojingxindiaozhuodeqiemobilv、duichengxinghedamopaoguang，cainengwanmeizhanxianzuanshiduyoudecuicanguangmang。zuanshiqiegongdengjidejiandingruxia：

　　weilequedingyikebiaozhunyuanxingmingliangshizuanshideqiegongdengji(zuanshishoushishangzuichangjiandexingzhuang)，giahuijisuanchugegekemiandebili, zheixiebilihuiyingxiangzuanshizhengmianchaoshangdewaiguan。youci，giakeyijiandingmeiyikezuanshizaiguangxianyukemianxianghuzuoyongxiaxingchengcuicandeshijuexiaoguodechengdu：

　　mingliangdu：youzuanshineibujiwaibufanshechulaidebaiguang

　　huocai：baiguangbeifenxichengqicaideguangpuse

　　shanguang：yikezuanshisuochanshengdeshanshuoduheyouyuguangxianfanshesuozaochengdezuanshineibuminganquyudexingshi

　　ciwai，giadeqiegongdengjijiandinghaibaokuoleduizuanshiyuzhijingdexiangduibili、yaoweihoudu(keyingxiangzuanshidenaijiuxing)、kemiandeduichengxinghegekemiandepaoguangzhiliangdengzuanshishejiheqiegejishudepingjian。

　　4cbiaozhunzhongzuinanlijiedekenengjiushizuanshideqiegong。yikeqiegonglianghaodezuanshihuichengxianchuwomenyinxiangzhongzuanshiteyoudeguangliang。qiegongduiyuzuanshidewaiguanhejiazhizhiguanzhongyao，bingqieshi4cbiaozhunzhongzuifuza、jishuyaoqiuzuigaodejiandingbiaozhun。zuanshideqiegongduizuanshizuizhongzhimeijiqizuihoudejiazhijuyoujuedingxingdeyingxiang;buguo，goumaizuanshishi，suoyoude4cbiaozhundouxuyaokaolv。