椭圆形钻石怎么选？椭圆钻石切割比例优选

椭圆钻石切割比例优选

1、长宽比

jituoyuanxingzuanshizhangzhouyuduanzhoudezhangdubili；

zhangkuanbishituoyuanxingzuanshideyanzhijichu。bilitaididezuanshikanqilaipianyuan，erbiliguogaodezuanshitaizhang，yehuishiqumeigan。

changjiandetuoyuanxingzuanshizhangkuanbijieyu1.3-1.6，qizhong1.35-1.6zhijiandezhangkuanbixiangduilixiang。

butongzhangkuanbidetuoyuanxingzuanshishiwuduibi

genjugiazai2009nianjinxingdeguanyuxingzhuangxihaodezonghediaochazhong，zuishouhuanyingdetuoyuanxingzhangkuanbizeshi1.7。danshi，jiangyuanshiqiemochengzheimezhangdetuoyuanxingzuanshibingbuxianshi，shichangyehennanzhaodaozheizhongbilidezuanshi

judiaocha，muqianxiaofeizhejieshouchengduzuigaodezhangkuanbilishi1.5zuoyou，kanqilaizuixianggezidandexingzhuang。

zaishijigoumaishi，dajiakeyigenjugerenduituoyuanxingxingzhuangdepianhaolaimai。

2、轮廓比例

tuoyuanxingzuanshidelunkuobiliyekeyirenweishiduichengxing，zheishijuedingtuoyuanxingzuanshimeigandezhongyaoyinsu。

shangxia、zuoyoujunduichengdetuoyuanxingzuanshikanqilaigengxiediao。yejiushiliangbianlunkuo1:1。

keyianzhaoshangtu，xiangxiangchutuoyuanzhangzhouheduanzhousuozaidexian，panduanzuanshiliangcededaxiaoxingzhuangshifouduicheng。

duichengxingzaizuanshipingjishangyoudengjihuafen，jisymmetry，tayeshiqiegongdeyigecanshu，zuihaoshouxuan“ex”duichengjibie。

3、台面比、全深比、腰围

xiamianzheizhangtubiaoxianshilebutongqiegongjibiedetuoyuanxingzuanshiqiegebilifanwei：

jieheyishangbiaoge，lilunshangdezuijiatuoyuanxingzuanshiqiegebiliwei：

taikuanbi：63%-53%

quanshenbi：62%-58%

yaowei：very thin - slightly thick

尖：None

椭圆钻石4C等级

1、颜色

tuoyuanxingzuanshiyuexiao，keyishidangjiangdiyansejibie，feizhuanyerenshishikanbuchuchabie。

jianyixuanzejsejiyishangyansedengji。1kelayishangtuoyuanzuankexuangseyishangjibie。

2、净度

tuoyuanxingqiegezuanshikeyiliyongxingzhuangyoushi，henhaodiyinzangtouweiliangduandexiaciheneihanwu。youqishikanzuanshishiwushi，tuoyuanxingmoduanfujindexiacigengrongyibeihulve。

zaiyusuanyouxianshi，keyigenjuzuanshishijiqingkuang（neihanwu、xiacisuozaiweizhideng），shidangjiangdiduijingdudeyaoqiu。biru，dangxiaciweizhizaitouweiliangduanshi，sijingdujibieyeshikeyibeijieshou。dantaimianjiuyaozhuyixuanzexiangduiganjingde。

yishangshiguanyutuoyuanxingzuanshibiliji4cdengjitiaoxuandeshixiang，gengduoxiangguanneirongdajiahaikeyilianxiwoaizuanshiwangzhuanyekefuguwenlejie。