钻石保值吗？ 什么等级什么大小的钻石保值、升值？

xiangduibaozhidezuanshidaxiaozuihaozai1kelayishang，dengjizuihaodadaoeseyishang、vvs2jiyishangjingdudengji，wuyingguang、3exqiegong。danyouyujutigoumaiqingkuangbutong，zuanshishifoubaozhixuyaojiehejutiqingkuang。erxiangyaozuanshishengzhi，duizuanshidengjideyaoqiuzegenggao。

什么样的钻石保值？

zaiputongdezuanshishichang，yixiexingyerenshirenweixiangduibaozhideluozuanshi：1kelayishang、eseyishang、vvs2yishang，wuyingguang、3exdemingliangshiqiegeyuanzuan，yongyougia、ngtcshuangzhengshu；

youyugoumaichuhuofangshijishijiandebutong，yijiguoneiqueshaoxiangguanchengshuhuigoujizhi，jibiangoumaidezuanshidadaoyidingdepinzhijibie，putonggoumaizherengyoukuisundekeneng。

putongxiaofeizheyaoxianggoumaidaobaozhidezuanshi，yibanbijiaonan，zhuyaoyouyuzuanshirushoujiagegao。zuoweiputongxiaofeizhe，womengoumaidezuanshidoujingguocengcengjingxiaoshangdejiajia，bichushipifajiaguihenduo；

changjianjibiedezuanshixiangyaobaozhi，keyixuanzechengnuohuigoudezhubaodian，danyouxiedianmianhouxubulvxingyueding，huozhezhijiepaolu，xuyaodajiajinshenxuanzepinpai。

buchongyixia，dapaichengpinzuanjieyibanbujubeibaozhizuoyong，biruka*ya、di*ni、hairui**dundengpaizi，pinpaiyijiajiaoda。xiangyaobaozhi，jianyikaolvguoneipinpai，xuanzejiagexiangduihuasuandelaimai。

什么样的钻石升值？

duiyugaoduantouzirenshieryan，xiaoyu10.8keladefeicaisezuanpei，doutanbushangshengzhi；shengzhikenengxingjiaodade，yibanshi10kelayishangdazuanjidakelayancaizuanjimingrenzuanshideng；

putongxiaofeizhedegoumailiyouxian，goumaizuanshishidadaobaozhizuoyongjiubucuole，jutitiaoxuanbiaozhun，dajiakeyilianxiwomendezhuanyekefuguwen，huoquzuixinzuanshixingqing。