选钻石的时候被那张GIA证书弄得头晕眼花,有没有?看不懂上面的数据被店员忽悠地天昏地暗,有没有?我爱钻石网为你详解GIA证书上的玄机,让你5分钟读懂它,从此买钻不求人。
首先先了解一下什么是GIA证书,GIA是Gemological Institute of America(美国宝石学院)的简称,是在公元1931年由Mr. Robert Shipley所创立,至今已有70几年的历史, GIA是非营利机构,经费由珠宝业界人士捐献,因为GIA不涉及营利事业,在名誉第一的前提之下,不会因人为因素影响鉴定结果、所以在鉴定书内容品质方面,极具公信力。 换句话说,GIA证书像钻石的身份证一样,记录了它的身份信息,也成为我们来挑选钻石的可靠依据。
giazuanshifenjizhengshu(xiao)
一、证书标题部分
1.gemological institute america® :giashiyanshidelogo;
2september.27.2014:kaizhengshuderiqi。zheigeriqiyedaibiaoledangshidejianceshuipinghemeijinjiage。danshixianzaiwomendoushiangoumairidemeijinjiesuan,suoyijiubuquzhuijiuzheigeriqile。
giazuanshifenjizhengshu(xiao)
二、证书内容第一部分
1.gia report number :zuanshibianma,zuoweishibiegiazuanshishenfendezhengming;
2.shape and cutting style:zuanshizhuoxing。roundshiyuanzuan,qitaxingzhuangdezuanshiyouqiteyoudemingcheng,biruzumulvqiege emerald cut;
3.measurements:zuanshichicun。4.19 - 4.21 x 2.67 mm,zhijing(zuixiao-zuida)*gaodu zhijingyunxushigefanwei,danweishihaomi。
giazuanshifenjizhengshu(xiao)
三、证书内容第二部分-4C
1.carat weight:zuanshizhongliang。030carat。caratshizuanshizhongliangdanwei,zhongwenjiao“kela”。1ke=5kela,1kela=100fen。giajisuandaoxiaoshudianhou2wei,disanweifeng9jinyi,biru32.89suan32fen ,32.9suan33fen;
2.color grade:zuanshiyanse。i shibenzuanyanse。baoshijibaisezuanshishicongdsekaishidaozsede。lingwaifenhongdengshenmedeyansejiaocaisezuanshi,birufancy pink,caizuanyeyouhenduojibie;
3.clarity grade:zuanshijingdu。vs2shibenzuanjingdu。yejiushi10beifangdajingxiazuanshideneihanwudeduoshao。giajiangzuanshijingdufenweifl、if、vvs1-vvs2、vs1-vs2、si1-si2-si3、i1-i2-i3dengjibie ,congqiandaohouyicijiangdi,yibanwomenjuedepeidaidegaoxingjiabishivs1-vs2zheiyidang,shouzangshiifzheiyidangbijiaoheshi,ruguoshidaizhewan,neimesideyekeyi。
4.cut grade:zuanshiqiegong。zheishixinjiadeyigezonghepingjia,kan4cdeqiegongjiukanzheigela!qishishihenduozhibiaodezonghehengliang,yebaokuoduichengxinghepaoguangxing。very goodshibenzuanqiegong。
giazuanshifenjizhengshu(xiao)
四、证书内容第三部分-附加信息
1.polish:paoguang。paoguanghuizengjiazuanshideliangdu。danyouyixiezuanshiyoutianrandetezheng,biruyuanshijingmiandeng,shibunengbeipaoguangdiaode。suoyiruguoshizheiyangdetianranqingkuang,duipaoguangyebuyaotaikeqiu;1.carat weight:zuanshizhongliang。030carat。caratshizuanshizhongliangdanwei,zhongwenjiao“kela”。1ke=5kela,1kela=100fen。giajisuandaoxiaoshudianhou2wei,disanweifeng9jinyi,biru32.89suan32fen ,32.9suan33fen;
2、symmetry:duichengxing。duichengjiushiyikezuanshizuoyouqiegedeshifouduicheng,yinweisuoyouzuanshidouyouzuidahezuixiaodezhijing,suoyoumeiyouyikezuanshishiwanquanduichengde。duichengxingzaigoodyishangjiuyoukenenghuichuxian baxinbajianxiaoying,danbingbudaibiaobaxinbajianjiushihaoqiegong,jizhutajinjinshigeteshuxiaoyingeryi。
3..fluorescence:yingguang。zuanshiyouyingguangshiziranxianxiang,lansedeyingguangkeyizengqiangzuanshideliangbaidu,huangsedeyingguangkeyijiangdi,suoyidaiyingguangdezuanshiyeyaokannayizhongguang,youyingguangyewufang,yexuhuigeng rangzuanshigengjiapiaoliang。
4.Clarity Characteristics:包裹体。一些天然钻石的内部特征,比如crystal小晶体、cloud云雾状包裹体等,这些是在显微镜下才可以发现的内部特征,用来证明钻石的 天然性;
5.inscrtiption(s)::zhidezuanshiyaobujiguangyinjihao。gia 1189302345kezaizuanshiyaoshangdehaoma,heise,giasanziweikongxinzimu,bianhaoyureportdebianhaoyizhi,zuoweishibiegiazuanshishenfendezhengming;
giazuanshifenjizhengshu(xiao)
五、证书内容第四部分-切工标示图
zhengshuyoubiandexinxi,putongdexiaofeizhezhixuyaokangiapingjiachudecut gradejiukeyile,qishizheixiefuzadeshujugiayijingjiangtamenzongjiegaikuochengweizonghedeqiegongpingjiale。
1.quanshenbi:zuanshigaoduhexiangduiyaopingjunzhijingdebaifenbi,zheigebilvshikanqiegongde,giadebiaozhunshi56.8-62.4%shigood-excellent;
2.taikuanbi:taimiankuanduxiangduiyupingjunzhijingdebaifenbi,taimiandaxiaoguanxidaozuanshikanqilaidedaxiaoheshifouhuilouguang,henguanjian。giadebiaozhunshi52.5%-58.4%weiexcellent,meiguorenbijiaozhongyixiaotaimian, huirangzuanshidehuocaihenzu。suoyiyourenshuomaiyuedadekanqilaiyueda,dequekanqilaidale,danshizuanshilouleguangmeilehuocai,daleyemeiyouyiyi;
3.zuanshiyaohou:yaotaibo,yisunhuaibengbian,yaotaihouhuizengjiazhongliang;
4.dijian:none。yibanlaishuo,xiaozuanshidedijiandoubaoliude,youdedazuanshiweilebaohuzuanshidijianbushousun,congershixianbadijianmodiao,duoleyigemian; chulezuanshiyansehejingdufenjibiaowai,tiaoxingmahefangkuaidoushifangweide。
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