裸钻怎么买？裸钻选购六大步骤

       luozuanzenmemai？xianxialuozuandingzhishengxing，goumailuozuanchengweihenduoxiaofeizhebijingdebuzhou，erxuangouluozuanxuyaolejiedezhuyishixiangyeyouhenduo，biruruhexuangou，douyounaxiezhuyishixiangdeng，xiamianjiuhexiaobianyiqilailejieluozuanxuangoudeliudabuzhou。

       裸钻选购步骤一：确定购买预算

     ;  luozuandejiageyougaoyoudi，congdiyu500meiyuandaochaoguo50wanmeiyuanbudeng。jiagechajuxuanshu，yincizhidaoyibanjiageshuipingkenenghuiduininyousuobangzhu。the knotdiaochaxianshi，meiguoxiaofeizhe2017nianyongyugoumailuozuandepingjunhuafeiwei6,351meiyuan。erzaiwomenguonei，renmenyongyugoumailuozuandefeiyongjibenshizai4wanyuanzuoyou，yongtuzhuyaoshixiangqianzuanshijiezhizuoweihunqingyongpin。

       youyujingjitiaojianhexiaofeishuipingdebutong，guanyuluozuangoumaiyusuanbingmeiyoutongyijiage，zaiyixieguanyuluozuanfeiyongdegoumaijianyizhong，daduoshuzhubaoshangjianyixiaofeizhehuafei1-2geyuedegongzilaizuoweiluozuangoumaiyusuan，dangranzheixuyaoyinreneryi。

       裸钻选购步骤二：了解裸钻4C标准

       zuanshi4cpinzhibiaozhunyougiachuangli，shiquanqiutongyongdezuanshifenjibiaozhun，baokuoduiluozuanyanse、zhongliang、jingdu、qiegongsigefangmiandengjidehuafen：

      ; zhongliang：yi“kela”biaoshideceliangdanwei，biaoshizuanshidezhongliang、zhilianghuodaxiao，zuanshidekelazhongliangyueda，tongchangkanqilaiyeyueda。

       yanse：giachuanglileddaozdeyansedengji，dweiwuse，zchengmingxiandehuangse、hesehuohuise。zaiddaozdeyansedengjizhong，yanseyueqiandezuanshiyuehanjian，jiazhiyuegao。secainongyudezuanshi（caizuan）zelingdangbielun。

       qiegong：zuanshikemianyuguangxiandexianghuzuoyongqujueyuzuanshiqiegongdepinzhi，zuanshiqiegongpinzhiyuegaosuochengxiandezuanshihuocaixiaoguoyuehao。genjugiazuanshiqiegongdengji，xiatuzhongzheixiezuanshideqiegongdengjifenbiewei（congzuodaoyou）：buliang、lianghao、jiyou。

       jingdu：zhizuanshineihanwudecunzaiqingkuanghebiaomiantezheng，neihanwuhebiaomiantezhengtaiduohuiyingxiangzuanshidewaiguan，yingxiangzuanshihuocaixiaoguo，biruxiamianzheikezuanshi。

       裸钻选购步骤三：裸钻4C中的哪个“C”最重要

       quedingneigeczuizhongyao，keyibangzhuwomenjinyibusuoxiaoluozuantiaoxuanfanwei。

       ruguoxihuanluozuanmeiyourenhefanhuangqingkuang，neimezuanshiyansejiushizuizhuyaode“c”。danyaozhuyi，zuanshideyansehuishoujiezhisuoshiyongjinshudeyingxiang。bojinjiqitabaisejinshuketuxianhjihuogenggaoyansedengjizuanshidewusechengdu。tongli，tiseweihuang（diyu m deyansedengji）dezuanshixiangqianzaihuangsehuangjinzhizhong，duibijiubuhuizheimemingxian。

       ruguoxiangyaozuanshigengchunjingyixie，neimejiuyaotiaoxuanjingdujibiegaoyixiedezuanshi，zheiyangyilaizuanshijingdujiushizuizhongyaode“c”。danqishizaitiaoxuanluozuanshikeyifaxian，tongchangsi1 huogenggaojingdudengjideluozuan，daduoshuqingkuangxiayongrouyanshikanbujianneibuxiacide。

       ruguobijiaozaiyizuanshidehuocaixiaoguo，neimeduiyuzuanshiqiegongjiuxuyaotebieguanzhuyixia，henduoxingneizhuanyerenshirenweiqiegongshi4cbiaozhunzhongzuizhongyaodeyixiang，yinweitahuiyingxiangliangdu、huocaiheshanguang。ruguobijiaozhongshizuanshidaxiao，neimejiuyizuanshizhongliangweizhuyaodexuangoubiaozhun。

       裸钻选购步骤四：裸钻鉴定证书

       zaigenjuzijidexihaoxuangouhaoluozuanzhihou，jiexialaijiuyaokanyixiazuanshijiandingzhengshu。

       zuanshijiandingzhengshubaohanguanyuzuanshide4cbiaozhundengxinxi，haihuishuomingzuanshishitianranzuanshihaishihechengzuanshi，shifoujingguochulilaigaishanyansehuojingdudeng。duiyuxiaofeizhegoumailuozuanyoufeichangzhongyaodezuoyong，yidingbuyaohulvezheigebuzhou。

       裸钻选购步骤五：观察裸钻外观

       ruguoyijingtiaoxuanhaozuanshi，neimejiexialaijiukeyinazheluozuanguanchayixia，kanshifouyouyixiemeizhuyidaodexiaci，huozheluozuanhuocaixiaoguoshifoumanyideng，keyizaisizhongbutongguangzhaohuanjingxiaguanchazuanshi：

    ;   a.zhishiyongdianzhaoming，danguangzhaobutaiqiang

       b.manshezhaoming —— congbaisetianhuabanfanshehuideyingguangshizuijiaxuanze

       c.hunhezhaoming —— tongshishiyongdianzhaominghemanshezhaoming，qieliangzhongguangzhaoqiangduxiangtong

       d.ziranguang —— zhijiezaiyangguangxia，huobanbodeshuyinxia，keyijiangzuanshideguangmangfenjie

       zheisizhongguangzhaohuankeyizaibutongtiaojianxiaguanchazuanshidewaiguan。shanshuoshizuanshizuizhongyaodepinzhizhiyi，gaiguangzhaoceshinengrangzuanshizhanshiqitezheng。

       裸钻选购步骤六：裸钻价格

       luozuanjiageyouzuanshi4claijueding，quedinghaoyaomaidezuanshijibiezhihou，keyizailuozuanxuangoupingtaijinxingtiaoxuan，bingqieshishiduibiluozuanbaojia。tongluozuanjiagebingfeiyoudanyide“c”laijueding，ershizonghe4cdengjilaikande，danqizhongkelazhongliangshiduiluozuanjiageyingxiangzuidadeyinsu，zhanluozuanjiagedezhan40%-60%，jingduzhan15-20%，yansezhan15-25%，qiegongzhan20-35%。

       zaibutongpingtaigoumaideluozuanjiageyebuyiyang，youxiepingtaijiajiabijiaoduo，yincikeyifaxiantongpinzhidengjideluozuanzaibutongpingtaidebaojiadoubuyiyang，guanyuzheidiandajiazhixulejie，zuanshi4cshijuedingzuanshipinzhideyinsu，pingtaiduizuanshipinzhibingmeiyourenheyingxiang，zhixutiaoxuanjiagegengdideluozuanlaimaijike。

       yishangjiushiguanyuluozuanxuangoudeliudabuzhou，woaizuanshiwangquanqiuluozuanzhigoupingtai，weinintigongquanqiuluozuanziyuan，xiaofeizhekezhijietiaoxuanmanyidezuanshi4cjibie，jikekandaoxiangguanbaojia。huozaixianlianxizhuanyekefu，gaozhixinlijiawei，weinintiaoxuangengjuxingjiabidezhenximeizuan。