什么样的净度的钻石性价比最高?

 　　zuoweiyizhongbiaozhunhuachanpin，zuanshi4c，jizuanshizhongliang、jingdu、qiegongheyanseshihengliangzuanshijiagedezhongyaobiaozhun，erjingduyouzaiyidingchengdushangyingxiangzhezuanshidemeiguandu，shiwanmeidezuanshijiezhizhongbukehuoquedeyizhongzhongyaobufen。gaojingdudezuanshiziranyaobidijingduzuanshidegengjiawanmei，zaitiaoxuanzijixinyidezuanshihunjieshi，xinrenmenkendingxiangyaotiaoxuandaogaojingduzuanjie，danshiwangwanghunjiedeyusuanyouxian，rangxinrenmenbudebufangqizuanshidejingdu。neime，zaiyusuanyidingdeqingkuangxia，xiaofeizheyinggairuhepinghengzuanshide4gedengjibiaozhunni?shenmeyangdejingdudezuanshixingjiabizuigaoni?

　　zuanshidejingdudengjizhongyaoma?zuanshidejingdudengjishiyijuyidingdebiaozhunpanduanzuanshibiaomianjineibusuohanyoudeneihanwudeshuliang、duoshao、daxiao、yanseheweizhisuozuochudefenjijianding。suoyouzuanshijingdudejianbiejunshizai10beifangdajingxiaweiyijude，erqiesi2jiyishangdezuanshineihanwu，renmenyongrouyangenbenwufafenbian，yincijingduduizuanshiwaiguandeyingxiangbingbuda。suoyizaitiaoxuanzuanshipinzhishi，keyiyouxiankaolvzuanshidedaxiaoheqiegong，zaizaiyusuanyunxudeqingkuangxiaxuanzezuigaojingdudezuanshi。

　　nazhongjingdudezuanshizuishoudazhongdehuanying?muqianzhubaoshichangshang，xiaofeizhefeichangqinglaiyujingduweivsjihesijidezuanshi，yinweijingduzaisijiyixiadezuanshikeyiyongrouyanguanchadaozuanshibiaomiandexiaci，ervvsjijilcjijingdudezuanshixiangduiyuputongxiaofeizhelaishuo，jiageyoupiangao，yincimuqianzuihoudazhonghuanyingdezuanshijingduweivsjihesiji。

　　ruhepinghengzuanshide4gedengjibiaozhunni?zaitiaoxuanzuanshijingdudeshihou，jianyidajiazuihaoshikaolvzuanshi4czhijianxiangpei，zuanshipinzhidesigeyaosuzhijiansuiranyaoyousuocezhong，danshiyebunenggucishibi，zaisigeyaosuzhijianzhaodaopingheng，xiangruguonixuanzed、ejibieyanse，zuanshidejingduzebunengtaidi，zuihaozaijingdushangpipeivsjibiezuoyoude，erqiegongyeyinggaijinliangwangshangxuan。danshiruguozuanshidekela、yanseheqiegongdoushizhongdengjibiedehua，xuanzeyigegaojibiedejingduyemeiyouyiyi。

　　yusuanyidingdeqingkuangxia，shenmeyangdejingdudezuanshixingjiabizuigaoni?ruhetiaoxuanjingduhaodezuanshi?zhongsuozhouzhi，helitiaoxuanzuanshi4cduiyuputongxiaofeizhelaishuoshifeichangjiujieyoubixujinshendeyijianshiqing，youqishiduizuanshijingdudexuanzexuyaodajiaduizuanshide4czhishiyougengduodelejie。