钻石深度和桌面是指什么?对钻石不了解的人一定很想知道,相信通过我爱钻石网的讲解,你应该会有所了解,钻石深度和桌面是钻石证书shangdeyixiecanshu。zuanshideshenduhezhuomianshiduiyuzuanshideqiegonglaishuode,qiegongshiweiyiyoujishurenyuandecaozuo,errangzuanshizhimeinenggouzaitishengdeyixiangzhongyaoyinsu。qiegonghaodezuanshihuocaijiuyueqiang,yuenengtixianzuanshidemeili。
一、建议完美钻石切工的范围
zhuomianbaifenbi(table):52.4~57.5%
zongshendugaobaifenbi(total depth):56.88%~63.92%
yaoweibaifenbi(girdle):thin to slightly thick(0.51%~2.95%)
guanjiao(crown angle):33.7。~35.8。
dibujiaodu(pavilion angle):40.2。~41.25。
jiandi(culet):none(pointed)~medium
er、lilunwanmeizuanshiqiegongdefanwei
round brilliantyuanzuanmingliangxingzhiideal cutwanmeiqiegong,shiyuancong1919nianmarcel tolkowskydejishulilunerlai,qibiaozhunweiruxiasuoshi。
tolkowskylilunzhimingliangxingchegong
zhuomianbaifenbi(table):53%
zongshendugaobaifenbi(total depth):59%~60%
yaoweibaifenbi(girdle):medium +- 0.7%~1.7%
guangaobaifenbi(crown height):16.2%
dibushendubaifenbi(pavilion depth):43.1%
guanjiao(crown angle):34.5。
dibujiaodu(pavilion angle):40.75。
qimingchengkeyichengzuomeishiwanmeiqiegonghuotolkowskylilunzhimingliangxingchegong,jianchengideal cut。
看了以上数据,朋友们是不是对钻石深度和桌面的含义有了一些了解呢,更多钻石常识kedengluwoaizuanshiwangchakan。
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