钻石4C标准哪个最影响钻石价格？

zuanshi4cshijuedingzuanshijiagedezhuyaoyinsu。qizhongzuanshidaxiaoduizuanshijiageyingxiangzuida，dagaizhandaozuanshijiagede40%-60%，qicishiqiegongzhan20%-35%、jingduzhan15%—25%、yansezhan15%—20%。

zuanshi4cbiaozhunduijiagedeyingxiangpaiming：daxiao＞qiegong＞jingdu＞yanse。

1、钻石大小：dagaizhandaolezuanshijiagede40%-60%，zuanshizhongliangyueda，jiageyuegao。

zuanshizhongliangzengjiayibei，tadejiagebingbushijiandandechengyi2，ershichengzhishujizengzhang。birudaxiaofenbieshi0.5cthe1ctdezuanshi，tongyangshivs1jingdu、hyansejibie，qijiagefenbieshi1.5wanyuanhe6.5wanyuan，xiangcha4bei。

2、钻石切工：dagaizhandaolezuanshijiagede20%-35%，qiegongdengjichayiyueda，jiageyechadeyueduo。

yibanqiegonghebiaozhunqiegongdezuanshijiagejibenxiangcha30%shenzhigengduo。erqiegongwanmei、paoguangwanmei、duichengxingwanmei、bilihao(goodhuovery good)，keyiyijia10%~30%。

3、钻石净度：dagaizhandaolezuanshijiagede15%—25%，duizuanshijiagedeyingxiangtongyangshiconglcjidechunjingwuxiadaopjizhongxia，meiyigejiagebianhuadebilvdouzai15%-25%zhijian。

4、钻石颜色：dagaizhandaolezuanshijiagede15%—20%，zuanshiyueda，butongsejidaozhidechajiayueduo。

zuanshiyansejibiecongdsedaozse，meigesejizhijiandejiagechabieyibanzai15%-20%zhijian，gaosejijiandechajiabidisejijianchajiagao，1kelayishangdezuanshibi1kelayixiadechajiagengduo。

pingjiayigezuanshidejiazhi，wangwangjiushiqujueyu4cdengji，tamendangzhongderenheyigeyinsudouhenzhongyao，queyibuke。chuzuanshi4czhiwai，lingwaihaiyouqitayixieyingxiangzuanshijiagedeyinsu，ru：

yingguang：meigejibieduizuanshijiageyingxiangdagaizai8%zuoyou；

zhengshu：butongzhengshuduizuanshijiageyingxiangdagaizai10%-20%zuoyou；

pinpai：butongpinpaiduizuanshijiagedeyingxiangkeyidadao10%-35%zuoyou；

zuanshi4cshiyingxiangqijiagedezhuyaoyinsu，zhengtijibieyuegao，zuanshijiageyuegui。ruguoyusuanyouxian，keyizhuoqingjiangdimouxiecanshujibie，jinkenengzaiyusuanfanweinei，maidaozijimanyidezuanshi。