4C等级外的钻石价格影响因素

1、钻石荧光

zuanshishifoujuyouyingguang，yijizuanshiyingguangdengjihuiduizuanshijiageyouyidingyingxiang。

zaijinhuwuse（h-j）dezuanshizhong，zhongdengzhiqiangliedelanseyingguangshijishangkeyiweizuanshizengtianxiexuyijia；

lanseyingguanghuijiangdiwuse（d-g）zuanshidejiazhi。qitayingguangyanse（liruhuangsehuolvse）tongyangdaozhizuanshizhejia。ruguoyingguangxiaoyingshizuanshichengxianrubaisewaiguan(suoweidenaise)，zuanshijiazhiyehuidadazhekou。

2、钻石切割现象

tongyangdeqiegongdengji，huiyinweiqiegebili、jiaodubutong，youyixiezuanshihuichuxian“baxinbajian”xianxiang。

baxinbajianzuanshixuyaomanzuyidingdeqiegebilihejiaodu，erzaizheigeqiegefanweinei，jibianshivgqiegongdezuanshiyekeyichengxianchubaxinbajianxianxiang。congshichangbaojiashanglaikan，zheixiebaxinbajianzuanshidejiagedougenggaoyixie。

3、zuanshishifourouyanganjing

jingdujibiexiangtongdeliangkezuanshi，ruguoqizhongyikeyourouyankejiandeneihanwu，tadepinzhiyehuiyousuoxiajiang，maixiangyebururouyanganjingdezuanshi，bingbushoushichanghuanying，yincijiageyehuidiyixie。

4、钻石包裹体类型

yunzhuangwuduijikenenghuizaizuanshizhongzaochengnaiyouxianxiang；yuzhuangwenyanshendaobiaomian，kenengduizuanshianquanxingchanshengyingxiang；jiguangkonghuojuchizhuangziranwudengbaoguotikenengduinaijiuxingzaochengweixie；jingtibaotiruguoheisedejiuhuibijiaomingxian，shenzhirouyankejian；

yishangzheixiexiacileixing，douhuichengweidajiaguanzhudezhongdian，shenzhijiangdizuanshijiazhi。

5、钻石腰围厚度

yaohouzhijieyingxiangzuanshidedaxiaohenaiyongxing。ruguotaihou，zeshitoudezhonglianghuijizhongzaiyaobushangxia，erzuanshidezhijinghuibianxiao、jineryingxiangzuanshideqiegongdengji、guangxuexingneng。ruguoyaotaibo，zezuanshirongyisuilie。suoyizuanshiyaoweiguohouhuoguobodouhuijiangdizuanshijiage。

6、钻石有无奶咖绿

zuanshinaikalvshigelaoshengchangtandehuati。qizhongkajiushizhidaihesesediaodezuanshi，lvjiushizhidailvsediaodezuanshi，daika、lvdezuanshibugoutouliang，yingxiangmeiguan，jiazhiyehuidihenduo。“nai”shizhineixiezuanshikanqilaibutouliang、henhunzhuodezuanshi，zuanshineibujiuxiangyoubaisedewu，yanzhongyingxianglezuanshihuocai，zheiyehuijiangdizuanshijiazhi。

yishangshichu4cdengjizhiwaideyingxiangzuanshijiagedeyinsu，zaigoumaizuanshishiruguoduizuanshijiagejiaoweiguanzhu，zheixiedouyinggaiguanzhudao。lingwaihaiyoubijiaoguanjiandeyidianshi，zuanshijiagezaihendachengdushangshoudaozuanshipinpaideyingxiang，tongchangshipinpaiyuezhimingzuanshijiageyuegui，birutongdengpinzhidezuanshi，zaiguojiyixianpinpaidebaojiakenengjiubiguoneiputongpinpaigui30%yishang。