钻石4c标准|钻石等级对照表

　　meiyikezuanshidoushiyigeduyiwuer，zuanshidezhilianghaohuaiyinggairuhequpingpan?duonianlai，renmenduiyuzuanshidepingpanyizhimeiyouyigegudingdebiaozhun。zhidao20shijizhongqi，rengweiyoupubianshiyongdezuanshizhiliangpingjibiaozhun。giameiguobaoshiyanjiuyuanshouchuangxianjinyeneigongrendezuanshifenjibiaozhun。giachuanglide4cbiaozhunbaokuo： yanse、jingdu、qiegonghekelazhongliang。 jintian，4cbiaozhunyijingbeiguangfanyunyongyushijiegedidezuanshizhiliangrenzhengguocheng。

　　4cbiaozhundechuangli，tongyilequanqiuduizuanshipinzhidehengliang，gengrangxiaofeizhedeyizhunquerenshisuoxuangouzuanshidezhilianghetexing，juyouzhongdayiyi。

　　钻石颜色

　　daduoshuzhenguizuanshilaishuo，qiyansejiandingbiaozhunqujueyutadewusechengdu。 yikebuhanzazhiqiejiegouwanmeidezuanshijiuxiangchunjingdeshuidiyiyang，shimeiyouyansede，juyouhengaodejiazhi。giachuanglile d-z deyansefenjixitong， tongguozaijingqueshoukongdezhaoming、guancetiaojianxia，bazuanshigen' biseshi 'bidui，laijiandingqiwusechengdu。

　　giaded-zyansefenjixitong shiyeneishiyongzuiguangdedengjijiandingbiaozhun。djishizuanshidezuigaoseji，daibiaowanquanwuse。congddaoz，suizheyansedejiashen，zuanshidengjizhujianxiajiang。

　　jinguanzuanshizhijiandeyansechayixiweiderangfeizhuanyerenshinanyifenbian，quehuizaochengzuanshipinzhihejiageshangjidadechabie。

　　钻石净度

　　zuanshijingdushizhiqiwuneihanwuhebiaomiantezhengdechengdu。tianranzuanshishitanyuansuzaigaowengaoyadehuanjingxiaxingchengde。erzheiyiguocheng，yedaozhilemeikezuanshiyouneibudetezheng，chengwei “neihanwu”， zaizuanshibiaomiandezechengwei“biaomiantezheng”。duizuanshijingdudepingding，baokuoleduishangshutezhengdeshuliang、daxiao、kejiandu、leixing、weizhiheqiduizuanshizhengtiwaiguandeyingxiangchengdudejianding。jinguanshishangmeiyoujueduiwanmeiwuxiadetianranzuanshi，danjingduyuegaodezuanshi，jiazhiyuegao。

　　giazuanshijingdubiaozhun，fenwei6geleibie，11gedengji。

　　无瑕级 (FL):

　　zai10beifangdajingxiaguancha，zuanshimeiyourenheneihanwuhuobiaomiantezheng。

　　neiwuxiaji (if):

　　zai 10beifangdajingxiaguancha，zuanshineibumeiyourenheneihanwu。

　　jiqingweineihanji (vvs1 he vvs2):

　　zai10beifangdajingxiaguancha，zuanshineibuyoujiweixiaodeneihanwu，jishishizhuanyejiandingshiyehennankandao。

　　qingweineihanji (vs1 he vs2):

　　zai10beifangdajingxiaguancha，zuanshideneibuyouweixiaodeneihanwu。

　　weineihanji (si1 he si2):

　　zai10beifangdajingxiaguancha，zuanshiyoukejiandeneihanwu。

　　neihanji (i1, i2 he i3):

　　zuanshidexiacizai10beifangdajingxiamingxiankejian，bingqiekenenghuiyingxiangzuanshidetoumingduheliangzedu。

　　zuanshideneihanwuhebiaomiantezhengtongchangdoufeichangweixiao，zhiyouzhuanyedezuanshijiandingshicainengkandao。rouyankanshangqu，vs1jizuanshihesi2jizuanshikenengwanquanyiyang， danqipinzhihejiazhiquexiangchajida。yinci，zhuanyejingzhundejingdujiandingfeichangzhongyao。

　　钻石切工

　　zuanshiqiegongdizaozuanshicuicanguangmanggaozheshelvzaojiulezuanshidecuicanguangmang，shiqiwenmingyushi。xuduorenhuibazuanshiqiemoxingshidengtongyuzuanshidexingzhuang(yuanxing、zumulvshi-fangxing、lixing)。 shijishangzuanshiqiegongdengjiqujueyuqikemianyuguangxiandexianghuzuoyongjieguo。congyuanshidaochengpinzuanshi，xuyaofuzadegongxuhejingzhandeqiegejiyi。zhiyoujingguojingxindiaozhuodeqiemobilv、duichengxinghedamopaoguang，cainengwanmeizhanxianzuanshiduyoudecuicanguangmang。qiegongduiyuzuanshidewaiguanhejiazhizhiguanzhongyao，bingqieshi4cbiaozhunzhongzuifuza、jishuyaoqiuzuigaodejiandingbiaozhun。

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

　　mingliangdu：youzuanshineibujiwaibufanshechulaidebaiguang

　　huocai：baiguangbeifenxichengqicaideguangpuse

　　shanguang：yikezuanshisuochanshengdeshanshuoduheyouyuguangxianfanshesuozaochengdezuanshineibuminganquyudexingshi

　　ciwai，giadeqiegongdengjijiandinghaibaokuoleduizuanshiyuzhijingdexiangduibili、yaoweihoudu(keyingxiangzuanshidenaijiuxing)、kemiandeduichengxinghegekemiandepaoguangzhiliangdengzuanshishejiheqiegejishudepingjian。

　　giaduid-zyansebiaozhunyuanxingzuanshide qiegongpingding baohan5gedengji：jiyou(excellent)、youliang(very good)、lianghao(good)、shangke(fair)、buliang(poor)。

　　钻石重量

　　kelashizuanshizhongliangdejiliangfdbiaozhun。1keladengyu200haoke。zaiduizuanshizhongliangjinxingjiliangshi，1kelayoudengtongyu100“fen”，congershikelazhongliangjingquedaoxiaoshudianhouliangwei。 zhubaoshangkeyizhijieyong“fen”laimiaoshuyikezhongliangxiaoyu1keladezuanshi。 biru，0.25keladezuanshiyoubeichengzuo “ershiwufen”。dandui1kelayishangdezuanshi， zhinengyongjingquedaobaifenweide“kela”laimiaoshu。biru，1.08keladezuanshizhinengyong “yidianlingbakela” laishuomingqizhongliang。

　　zhongsuozhouzhi，zuanshiyueda， qixiyouchengduyuegao。yinci，zuanshidejiagehuisuizhekelazhongliangdezengjiaershangsheng。buguo，jishiliangkezuanshidezhongliangxiangtong， qijiazhi(hejiage)yekenengyouhendachayi。yinweizuanshidejiazhihaiqujueyu4cbiaozhunzhongdelingwaisangebiaozhun： jingdu、yanseheqiegong。

　　qingqieji，yikezuanshidejiazhibushijinyouqikelazhongliangjuedingde，ershiyou4cbiaozhungongtongjueding，queyibuke。