国内钻石复检掉级？这真不是商家的锅

发表于：2020-03-12 浏览：4367 来源于：我爱钻石网

买钻石首选带有gia钻石证书的，这在绝大多数人看来都是理所当然的，gia为美国宝石学院，是4C标准的制定者和传播者，在钻石分级领域有绝对的权威性。但谨慎的消费者会在买回钻石之后拿到国内权威的检测机构做复检，最终检测结果有时出现掉级的情况，心里忍不住就会想自己是不是被坑了。

maizuanshishouxuandaiyougiazuanshizhengshude，zheizaijuedaduoshurenkanlaidoushilisuodangrande，giaweimeiguobaoshixueyuan，shi4cbiaozhundezhidingzhehechuanbozhe，zaizuanshifenjilingyuyoujueduidequanweixing。danjinshendexiaofeizhehuizaimaihuizuanshizhihounadaoguoneiquanweidejiancejigouzuofujian，zuizhongjiancejieguoyoushichuxiandiaojideqingkuang，xinlirenbuzhujiuhuixiangzijishibushibeikengle。

钻石分级

shishishang，guojianjigouchujudejiandingjieguohegiajieguobutong，zheileiqingkuangshibijiaochangjiande，bingqiezhuyaojizhongzaizheijigefangmian：

1、钻石净度级别

giazhengshuifjibie，guojianyoushidiaojidaovvs，jibenbuchangjian。

giazhengshuvvs2jibie，guojianrongyidiaodaovs1，ouerdiaojidaovs2jibie。

giazhengshuvs2jibie，guojianrongyidiaojidaosi1。

2、钻石颜色级别

giazhengshugse，guojianyijiandingchenghse。

giazhengshuhse，guojianrongyijiandingweiise，oujiandiaojidaojse。

zongdelaishuo，zuanshiyansejibiediaoji，shaoyujingdujibiechuxiandiaojideqingkuang。zaigoumaideshihouzhuyaoyingzhuyijingdudengji，tebieshivs2。

国内钻石复检为什么掉级

1、评级标准不同

bingbushiwomenxiangdaodemouxieyinmoulun，biru“shangjiahejigouchuantong，gujijiangdidengjizuanshijiandingweigaodengji”，ershibutongjigouduizuanshidengjidejiandingcezhongdianbuyiyang。

yiguojitongyongduzuigaodegiazhengshuheguojianngtczhengshuweili：

1.giadejiancebiaozhunbijiaoqingxiangyuzuanshideqiegong

2.guojiandejiancebiaozhunbijiaoqingxiangyuzuanshideyanseyujingdu。

suoyiguojianngtczhengshuduizuanshijingduheyansedepingjigengweiyanke。

ruguomaideshi“cabian”zuanshi，jizaiyansehuojingdushangkankandadaomouyigiabiaozhundezuanshi，neimezaiguoneijinxingfujiandeshihoukenengjiuhuizhijiejiangdengjihuafenweidibiaozhundefanwei；biru，zaibiseshideduibizhixia，yikezuanshikanqilaiganggangdadaogiadegsebiaozhun，neimezuizhongzhengshujieguoyibanjiushi“g”se。erquguoneijigoufujiandeshihou，youyuduiyanseyaoqiugenggao，neimekenengjiuhuizhijiejiangzheikezuanshihuafenwei“h”se。

2、鉴定师不同

zuanshidefenjidouyoujiancerenyuanjiezhuzhuanyeyiqitongguorouyanlaipingguqueren，gongzuorenyuandezhuguanyinsuhuiyingxiangdaojiancejieguo。

yinci，giahuizaibiaozhunhuadeguanchahuanjingzhongjiandingzuanshiyansedengji，zaiyouyansefenjishifenbietijiaozhixitongzhong，dangyouzugoutongyideyijianshi，cainengquedingzuizhongdeyansedengji。

怎样避免“国内钻石复检掉级”

1、jinshengoumaivs2jingdu、vvs2jingdu、hse、jsejigedengji，huokezhijiexuanzebizheixiegaoyigejibiedezuanshi。

2、keyaoqiushangjiatigongshuangzhengshu，rugia zhengshu、ngtchuozheqitaguoneijianyanjigoudezhengshu，bingqiezheiliangfenzhengshujiancejieguoyizhi。

jiyuduipinzhideyangezhuiqiu，tongshiweibaozhengxiaofeizhequanyi，woaizuanshiwangtuichu“yizuanshuangzheng”fuwu。meiyike30fenyishangdeluozuanjunfudaiguoji“gia”zhengshuheguojian（nggchuongtcdeng）zhengshu。