2克拉以下圆形天然钻石普遍降价

zuijinyiqi（10yue31ri）derapaportzuanshijiagebiaochuxianledafanweidejiangjia。zhuyaobiaoxianzai2kelayixiadeyuanxingzuanshi。

jingguojinyibuchaxunhezhengshi，cicijiangjiadezhuyaozhongliangfanweishi0.18ct-1.99ct deyuanxingzuanshi，qizhong：

0.18ct - 0.29ct、d-jse、if-si3jingdudejiangjiafudupubianwei2%-4%

0.30ct - 0.49ct、d-hse、vvs1-si3jingdudejiangjiafudupubianwei 3%6%

0.50ct - 0.89ct、d-hse、vvs1-i1jingdudejiangjiafudupubianwei 3%5%

0.90ct - 1.45ct、d-kse、vvs1-i1jingdudejiangjiafudupubianwei 4%-7%

xiangbizhixia，yixingzuandejiagequewenzhongyousheng，youqishi 3.00ct - 4.99ct、d- ise、si1-si3jingdudebankuai，jibendouchuxianle1%zuoyoudezhangjia。

lingwai，cong rapaport dandutigongdejunjiazhishulaikan，xiangbi9yue30rieryan，10yuedidejiangjia“zhongzaiqu”shi 0.30ct he 0.50ct bankuaideyuanxingzuanshi。

buguohaoxiaoxishi：zaibenyuedezuihouyizhouli，shangshulianggebankuaidejiagedouchuxianlejiaowendehuisheng，zhiyou 1.00ct youxiangduiweiruodejiangjia。zheihuoxuyiweizhezaixiangguanzhengcedeyingxiangxia，tianranzuanshidejiageyouqiwen（zhishaoshiduanqiqiwen）dejixiang。