购买裸钻的弊端有哪些？

       suizheluozuandingzhizaishichangshangdedare，mailuozuanjihuchengweimeiyiweixiaofeizhebijingdelicheng。xiaofeizhegoumailuozuankeyizizhutiaoxuanxiangyaodezuanshipinzhidengji，jiagefangmiangengweiyouhui，danmailuozuanyebingbuquanshiyoudian，xiamianwoaizuanshiwangjiudaidajialejiemailuozuandebiduandouyounaxie。

       易陷入购买误区

       mailuozuanzhiqianxiangxindajiadouhuishixianlejieyixiazuanshidengji，luozuandengjigaodixuyaotongguoluozuandaxiao、yanse、jingdu、qiegonglaizonghepanduan，danzaigoumaideshihourengyouxiaofeizhebaluozuandaxiaozuoweigoumaiyaodian。mailuozuanheputongzuanjiebutong，yibangoumailuozuandemudeyoutouzihepeidai，ruguoshitouzi，neimexiaofeizhezaimaideshihoujiuhuirongyixianrugoumaiwuqu，yejiushizhuantiaodazuanlaimai。

       woaizuanshiwangtixingdajia，wulunpeidaihaishitouzi，zaigoumailuozuandeshihouyidingyaozonghexuanze，buyaoyidaxiaozuoweipingpanzuanshidengjideweiyibiaozhun，zuihaozaimaizhiqianzixunyixiazhuanyekefu。

       容易被掉包

       zaimailuozuanshixiaofeizheshouxianhuigenjuzishenyusuan，xuanzexiangyingdezuanshidengji，quedinghaozhihoudengdaishangjiafahuo，huozhezhijiezaijutaigoumailuozuan，danzhongjianshijianyouxiebuliangshangjiahuiduixuanzehaodeluozuandiaobao，jiangpinzhidengjijiaodidezuanshinajixiaofeizhe，jidajiazaochengcaichanshangdesunshi，bingqieyouyuluozuandengjihennanyongrouyanbianbie，jishiyongdipinzhiluozuanchongshu，xiaofeizheyehennanfaxian。

       weilefangzhizijigoumaideluozuanbeidiaobao，xuyaodajiazuohaoliangjianshi：yishizuanshiyaobubianma，jingguogiajiandingjigoujianyandezuanshidabufendouhuizaiyaobuyouyigeduyiwuerdebianma，zheishizuanshideshenfenbiaoshi，danxuyaozhuyi30fenyixiadezuanshiyibanbuhuizaigiajianding，yikelayishangdeguowaizuanshiyetongchangbuhuizaiyaobuzhuankebianma（waiguorenrenweizheiyanghuishiquzuanshidetianranshuxing）；ershixunzhaoxinyuhaodeshangjiapinpai，zhengguizuanshishangjiadouhenzaiyizijidepinpaixingxiang，buhuizuochuyingxiangzishenxinyudeshiqing，yincizaimailuozuanshiyidingyaozhaoxinyupingjiajiaohaodeshangjia。

       mailuozuanzhengtilaishuoyoudiandayubiduan，haishihenzhidegoumaide，xiaobianjianyidajiazaimailuozuanzhiqianyaoduizuanshidengjizhishiquanmianlejie，bingqiemaishizixunyixiawoaizuanshiwangzhuanyekefuhuoshenbiandezhuanyerenshi。