如何识别正规钻石证书？5 个核心要点帮你避开假证 / 套证

zaizhubaoyushi、guijinshu、shouzangpindenglingyu，zhengshushipanduanwupinzhenwei、pinzhidezhongyaoyiju。raner，shichangshangchongchizhebushaojiazheng、taozheng，feizhuanyerenshishaobuliuyijiukenengcaikeng。jiujingshenmeyangdezhengshucaishizhengguide？benwenjieheguobiaoyaoqiuyuxingyejingyan，zongjiechu 5 geguanjianpanduanyaodian，bangnikuaisujianbiezhengshuzhenwei，guibixiaofeifengxian。

一、首看 “重量数据”：无精确克重的证书必存疑

zhongliangshiwupinshenfende “jichubiaoshi”，youqishizhubaoyushi、guijinshuzheileiduizhongliangmingandepinlei，zhengguizhengshubixubiaozhujingquezhongliang，qiexujingquedaoxiaoshudianhouliangwei（ru “3.25g”“10.58g”）。

为什么重量如此关键？jishishitongkuanshi、tongcaizhidewupin，shouzhizuogongyi、yuanliaomiduxiweichayiyingxiang，shijikezhongyehuiyouchabie，bucunzai “wanquanyizhi” dezhongliang。jiazheng、taozhengweilepiliangweizao，wangwanghuishenglvezhongliangbiaozhu，huozhibiaozhuzhengshu（ru “3g”），shenzhibiaozhucuowuzhongliang。

shiyongtixing：nadaozhengshuhou，xianheduizhonglianglan —— ruofaxian “wuzhongliang”“zhongliangweijingquedaoxiaoshudianhouliangwei”，huozhengshuzhongliangyushiwuchengzhongjieguoxiangchachaoguo 0.03g（zhengchangwuchafanwei），jibenkepandingweijiazheng / taozheng，xulijijingti。

二、辨 “鉴定结果”：避开 “商业名称” 陷阱

guobiaoduizhengshude “jiandingjieguo” youyangeguifan，bixubiaozhuwupindebiaozhunxueming，erfeimohudeshangyemingcheng。zheiyidianshijiazhengdezhongzaiqu，feizhuanyerenshirongyibeiwudao，xuzhongdianqufen：

什么是 “商业名称”？biruzhubaolingyude “tianranzuanshi”（biaozhunxuemingyingwei “zuanshi”）、“mosangshi”（biaozhunxuemingyingwei “hechengtanhuagui”）；yushilingyude “jinsiyu”（biaozhunxuemingyingwei “shiyingyanyu”）、“afuhanyu”（biaozhunxuemingyingwei “daliyan”）、“taohuayu”（biaozhunxuemingkenengwei “qiangweihuishiyu” huo “shiyingyanyu”）—— zheixieshangyemingchengduoweiyingxiaoxuetou，bufuheguobiaojiandingyaoqiu，ruozhengshushangjinbiaozhucileimingcheng，weixiebiaozhunxueming，jiweibuzhengguizhengshu。

zhengguianlicankao：yifeicuiweili，zhengguizhengshudejiandingjieguohuimingquebiaozhu “feicui（a huo）”“feicui（chuli）”；yihuangjinweili，huibiaozhu “zujin 999”“au999”，erfei “chunjin”“qianzujin” dengmohubiaoshu。yudaobuquedingdexueming，keduizhao《zhubaoyushimingcheng》（gb/t 16552-2017）、《guijinshushipinzhiliangceliangyunchadeguiding》（gb/t 18043-2013）dengguobiaohecha。

三、查 “质检流程”：需有 “双质检员复检” 标识

zhengguijiancejigoudezhengshu，bixujingguoliangweizhijianyuandefujianliucheng，zheishibaozhangjiandingjieguozhunquexingdehexinhuanjie，yeshiguobiaoduijianceliuchengdeyingxingyaoqiu。

wuxujiujie “shouxieqianming”：henduorenwuyiwei “shouxieqianming” shizhengguizhengshudebiaozhi，shizeburan —— suizhejiancejishushengji，xianzaiduoshuzhengguijigouhuicaiyongdianziqianminghuogaizhang，zhiyaozhengshushangmingquebiaozhu “zhijianyuan 1”“zhijianyuan 2”“fujianyuan” dengshenfenbiaoshi（huoduiyingbianhao），jifuheyaoqiu。ruozhengshushangzhiyouyigezhijianyuanmingzi，huowanquanmeiyouzhijianrenyuanxinxi，shuomingweijingguofujianliucheng，jiandingjieguokexindujidi，dagailvweijiazheng。

beihouluoji：shuangfujiannengyouxiaobimiandanrencaozuodeshiwuhuorenweizaojia，biruyiweizhijianyuanfuzechujian（jiancecaizhi、chundudeng），lingyiweifuzefujian（heduishuju、yanzhengjieguo），shuangzhongbaguanhoucainengchujuzhengshu，zheishizhengguijigouyu “heizuofang” dehexinqubie。

四、看 “检测依据”：必须标注对应的 “国标编号”

zhengguizhengshuhuiqingxibiaozhujiancesuoyijudeguobiaomingchengjibianhao，zheishizhengmingjiandingliuchenghegui、jieguoquanweide “falvyiju”。ruozhengshushangwujianceyiju，huozhixie “yijuxingyebiaozhun”“yijuqiyebiaozhun”，junweibuzhenggui。

常见国标参考：不同品类对应不同国标，比如：

· zhubaoyushijiance：yiju《zhubaoyushijianding》（gb/t 16553-2017）；

· guijinshujiance：yiju《guijinshujiqihejinhuaxuefenxifangfa》（gb/t 11066-2021）；

· zuanshijiance：yiju《zuanshifenji》（gb/t 16554-2017）。

ruheyanzheng？nadaozhengshuhou，kezai “jianceyiju” lanzhaodaoguobiaobianhao，dengluguojiabiaozhunhuaguanliweiyuanhuiguanwang（www.sac.gov.cn）shurubianhao，chaxungaiguobiaoshifouxianxingyouxiao —— ruochaxunbudao，huoguobiaoyizuofei，shuomingzhengshudejianceyijubuhefa，shuyujiazheng / taozheng。

五、核 “证书编号”：可通过官网查询真伪

meiyizhangzhengguizhengshudouyouweiyidezhengshubianhao（tongchangweishuzi + zimuzuhe，ru “ngtc-202405xxxx”），zheishizhengshude “shenfenzhenghao”，ketongguojiancejigouguanwanghuoguanfangchaxuntongdaoyanzhengzhenwei。

查询步骤：

a.zhaodaozhengshushangdejiancejigoumingcheng（ru “guojiazhubaoyushizhiliangjiandujianyanzhongxin（ngtc）”“guangdongshengzhubaoyushijiguijinshujiancezhongxin（gtc）”）；

b.denglugaijigouguanwang，zhaodao “zhengshuchaxun” rukou；

c.shuruzhengshubianhao、wupinzhongliangdengxinxi，dianjichaxun —— ruonengchadaoyuzhengshuyizhidejiancejieguo（baokuotupian、shuju、jiandingjielun），zeweizhengguizhengshu；ruoxianshi “wucizhengshu”“xinxibupipei”，huochaxuntongdaowufadakai，jibenkepandingweijiazheng。

zhuyi：bufenjiazhenghuiweizao “xiangsibianhao” huo “xujiachaxunwangzhan”，chaxunshixuquerenguanwangyumingshifouzhenggui（ruguanfangwangzhanhouzhuiwei “.gov.cn”“.org.cn”，erfei “.com”“.net” dengfeiguanfanghouzhui），bimianjinrudiaoyuwangzhan。

总结：5 步快速鉴别，远离假证风险

shibiezhengguizhengshuwuxuzhuanyezhishi，jizhu “yikanzhongliang、erbianjieguo、sanchazhijian、sikanyiju、wuhebianhao” jike：

zhongliangshifoujingquedaoxiaoshudianhouliangwei？

jiandingjieguoshifouweiguobiaobiaozhunxueming，erfeishangyemingcheng？

shifouyouliangweizhijianyuandefujianbiaoshi？

shifoubiaozhuxianxingyouxiaodeguobiaobianhao？

zhengshubianhaonengfouzaiguanfangqudaochaxundaopipeixinxi？

zhiyaoyourenyiyidianbufuhe，jiuxujingtizhengshudezhenshixing，jianyixuanzeguojiarenkedequanweijiancejigou（ru ngtc、gtc、ccgtc deng）chujudezhengshu，zuidachengdubaozhangzishenquanyi。