IDEX：四月，钻石价格继续上涨，印度疫情或将带动新一轮涨价

congjinsannianbandeqingkuanglaikan，zi2018nianzhongqizhi2020nian4yue，zuanshijiagezhishuyizhichengxianxiadiequshi。danmuqianzhonghuigaodi，quannianzongzhangfuwei5.1%，zheixianshilezuanshishichangdeqianglifusu。

zuanshijiagezaizuijinjigeyueyizhibaochiletongbishangzhangdequshi，siyuefendeshujushi4.8%，zheishijinsannianyilaizuigaode。lveyouqiaohedeshi，2020nian4yuedetongbibianhuafuduwei-4.8%，shijinsannianlaidezuididian。

youyushichangchixufusudeguanxi，siyuefenjiagedehuanbizhangfuwei0.6%，shisanyuefenshuju（+0.3%）deliangbei。jinniandeqiansigeyueli，chuleeryuefenchuxianlelveweide（huanbi）jiangjiazhiwai（yinweiyiyuefenzhangshitaimeng），qitasangeyuedoushishangshengqushi。

congxiatukeyikandao，chule0.5ctqujianzhiwai，qitaqujiandezuanshijiagedouchengxianlehuanbishangshengdezhuangtai，danzhangfubingbugao，jibenbaochizai0.2%-0.5%zhijian。qizhongzhangfuzuidadeshi1.50cthe2.00ctdequjian。zheiyexutixianlequanqiushichangduizheiliangleizuanshidexuqiuyousuozengzhang，danyeyoukenengshiyinweijieduanxingquehuodaozhide。

yuquniantongqixiangbi，siyuefenneisuoyouzhongliangqujiandezuanshijiagedouchuxiantongbishangsheng，qizhong0.5ctqujiandezhangfuzuida，dadao14.7%，4.0ctqujianyeyouliangweishudezhangfu（+11.1%）。

congzhangqilaikan，chule0.5ctqujianyoulveweidediaozhengzhiwai，qitaqujiandezuanshijiagedequshidoubijiaowending，meiyouchuxianhendadebodong。

sulate（yindu）shengchanlequanqiu90%yishangdechengpinzuan，shouyiqingyingxiang，muqiandechanliangyijingxiajiangle40%zuoyou，zheiduiyuquanqiuchengpinzuanjiagebodongeryanshiyigebukehushidexinhao。