如何挑选一颗完美的梨形钻石

       梨形钻石切割发展史

       diyikelixingzuanshidechuxiankeyizhuisudaoshiwushiji，folandeqiegeshilodewyk van berquemfaminglenengjiangzuanshidesuoyoukemianjinxingpaoguangdepaoguangji，bingshouchuanglezuanshiqiegededuichengpailiefangshi，zheirangtazaidangshichuangxinshidifamingle"pendeloque" qiege，shixiandailixingqiegedechuxing。

       梨形钻石大小

       xiatuzhanshilebutongzhongliangdelixingzuanshicankaochicun，shijiqiegeguochengzhonghuiyinbutongqiegebiliyousuochuru。

       颜色与净度

       xiangduiyuqitayixingqiegong，lixingqiegonggengrongyixianshiyansegenneihanwu，yinciduiyansehejingdudeyaoqiuxiangduiyange。

       duiyuyansedexuanze，zhuyaoqujueyugerenzhuguanxing。d-fsebiaoxianweilengsediaodewuse，erg-hsekaishisediaoxiangduibiannuan。yikelayishangdelixingzaixiangtongsejixiahuilvexianhuian，suoyizaigoumaidazuanshikeyishidangtigaoyidianseji；

       butongxiaofeizheduizuanshidejingdulijiebutong，youderenweizhiyaorouyanganjingjike，youdezezhuiqiuzai10beifangdaxia，zuanshiyexuyaoxiangduiganjing。

       genjuyiwangdejingyan，zhenglileliangzhanglixingqiegejibiedetuijianbiaoge，jingongdajiacankao：

lixingqiegeyansejibietuijianbiao

lixingqiegejingdujibietuijianbiao

       梨形钻石切工

       changjiandelixingzuanshizhangkuanqiegebilizai1.3—1.7，qizhong1.45-1.55zhijiandezuanshijiaoweishouhuanying。

       chumeiguobaoshixueyuan（ags）wai，baokuogiazaineidedaduoshubaoshijiandingjigoudoubuduihuashiqiegezuanshideqiegongjinxingpingji，zheiyexuyaoxiaofeizheduilixingdeqiegongyougengquanmianderenzhi。

       xiamiandebiaogezhenglilelixingzuanshiqiegefenjidecanshu，gongdajiacankao：

lixingqiegeqiegongbilituijianbiao

       yikeqiegongjibiezhongshangdelixingzuanshi，zhangkuanbiliyingdangkongzhizai1.4~1.65zhijian，taikuanbizai52%~65%zhijian，quanshenbizai56%~65%zhijian，yaohoukongzhizaithin~slightly thick，erdijianzeweinonehuovery smallweijia。

       领结效应

       henduolixingzuanshidouhuichuxianyikuailingjiexingzhuangdeanse。zheigetuantongchangyanzhezhuomianzhongxinchuanguozuanshizuikuandeweizhi。qiegongyuehao，lixingzuanshidelingjieyingdangyuexiao，danzuanshineiburengranyingdangyoulianghaodeminganduibi。

       lingjiedeyansecongqianhuidaoheise，geyoubutong。lingjiequyuyueheihuoyueda，yueyousunyulixingzuanshizhengmiandeguanshangxing。zuanshizhangduhekuanduzhijiandechayiyueda，dibujiaodubianhua（dibuzhukemianpingmianyuzhuomianpingmianzhijiandejiajiao）yueda，lingjiedeyansejiuyueshen。

       yingjinliangtiaoxuanlingjiexiaoyingbuneimemingxiandelixingzuanshi。

       其他注意事项

       1、对称性

       若要判断一颗梨形钻石是否对称，可以沿宝石长轴假想一条线，检查线两侧是否一致。匹配度越高，对称性就越好。注意看上图中线两侧的肩部、腹部和翼部的一致性，以及宝石两侧刻面的形状、尺寸和位置是如何一一对应起来的。

      2、轮廓

       mouxieleixingdebuduichengyubilibujunhuiduilixingzuanshidewaiguanchanshengxiaojiyingxiang，baokuo：jianbujiaogao、yibubianping、yibutuchu、jianduanxingzhuangbuguizhengdeng，shangtuzheigelixingbujunyundelunkuojieshilejianbu、fubuheyibudebuduichengxing。

       3、底尖偏差

       lixingzuanshidejiandiweizhihuiyingxiangqiwaiguan，jiandiwaixiehuiyingxiangzuanshideduichengxing，kenenghuijianruozuanshidemeili。zaiyouxielixingzhong，jiandibaohanzailongguxiannei，zheitiaoxianyanzhezuanshizhangxianyanshen，bingyudibukemianxiangjiao。

       4、镶嵌

       lixingzuanshizuiyishousundebuweijiushijianduan，zaijianduanweizhishiyongv xingxiangzhuahuoshixuanzejiangzhengkezuanshijinxingbaoxiang，keyixiangduijiaohaodebaohuzuanshi。