因买的钻戒不是GIA证书要退货，为什么买钻戒要有GIA证书？

jiuyuefen，tannvshizaizhou*fuzhuanju，tongguozhihuandefangshigoumaileyimei54fendezuanjie，jiazhi3wanduo，houxufaxiangaizuanjiemeiyoufudaigiazhengshu，suidaodianxunwenbingshenqingtuikuan。neimegiazuanshizhengshuzhendeyouneimezhongyaoma？weishenmemaizuanjieyaoyougiazhengshu？

jingxinwenjieshaodezhi，zheimeizuanjiewei54fen、fse、vsjingdu，zongjiazhisanwanduo，tongguotannvshitigongdeziliaolaikan，zheimeizuanjiefudaideshiyifen“ngtcxiangqianzuanshijiandingfenjizhengshu”。jutannvshijieshao，zhisuoyiyaoqiuyougiazhengshu，shiyinwei“giazhengshushangyoubianhao，zaiwangshangshurubianhaodounengchaxundedao”。

为什么买钻戒要有GIA证书？

① giazhengshudegongxindu：giashizuanshi4cdezhidingzhe，zuanshiyougiazhengshujidaibiaogaikezuanshijuyouquanqiugongrendezuanshijiandingbiaozhun，erfeigebiedianjiahuobentujiandinggongsisuofachu，yiji“gongxindu”yijishifou“rongyibianxian”dechabie。

biruzaijiashide、sufubidengguojipaimaixing，jihumeiyijianzuanshipaipindoufuyougiazhengshu。

② giazhunquedejiandingjieguo：giazhijiandingluozuan，zaijiandingguochengzhongbuhuishoudaozuantuojinshudeyingxiang，erwupanzuanshidejingdu、yansedengji（zuanshineibudeyixiexiaciyijiqibenshendeyansenenggoutongguoxiangqiangongyijinxingyanshi），kewanquanzhunquedifanyingchuzuanshidezhenshipinzhi。

③ giazhengshufangbianheyan：giazhengshushiyizuanyizhengyima，meiyigedaiyougiazhengshudezuanshidoukeyichadaoduiyingbianma，xiaofeizhekegenjucibianmazaigiaguanwangchaxun、heyanzuanshidexiangxixinxi，ruzuanshidengji、fujiamiaoshudeng。

④ giazhengshudeshichangpujidu：zaiguojishichangshang，giazhengshudeshiyongjipujichengdushangshizuigaode，zaiquanqiufanweineijunbeirenke。birudifunizhiqianyeshizhuyaoyigiazhengshuweizhu，danhouqigaizougaoduanluxian，kaishishiyongzijidezhengshu。

没有GIA证书的钻戒能买吗

① zuanjiemeiyougiazhengshuyekeyigoumai。

biruzaiguoneishichang，bingbushisuoyoudezuanshidouyougiazheng，muqianguoneijinkoupifahuanjietongchangdui0.3kelajiyishangdezuanshipeigiazhengshu。30fenyixiadejibendoushimeiyougiazhengshude，erzheileizuanshidejibiezhuyaoyingtcdengguojianbumenchujudejiandingjieguoweizhun。

② 30fenyishangdezuanshizuihaoyougiazhengshu。

30fenyishangdezuanshijibendouzai4000yuanyishang，jiazhijiaogao，giazhengshugengfangbianwomenheyanzhenjia。youqishiyixiebuliangshangjiaweilehuolikenenghuiyouzhengshuzaojiadexianxiang，ergiazhengshudefangweicuoshixiangduilaishuohaishibijiaohaode，nenggougengdachengdushangbimianjiazheng、taozhengdengxianxiang。

zhideyitideshi，xianzaiguoneihenduoxiang“woaizuanshiwang”zhileidezhengguishangjiadoutuichu“yizuanshuangzheng”fuwu，jimeiyike30fenjiyishangdezuanshijunkechujugiaheguojianshuangzhengshu，fangbiandajiabiduiheyan，quebaozuanshidengji。