钻石切工中的钻石深度和桌面有何区别

　　zuanshiqiegongzhongdezuanshishenduhezhuomianyouhequbie?zheishihenduoxuangoulezuanjiedepengyouchangwendewenti，yinweiduiyuwaixinglaishuo，zheixiezhuanyeshuyu，shizailingrenfeijie。xiamianjiuyouwoaizuanshiwangxiaobianweidajiajiangjieyixia。

　　zuanshiqiegongzhongdezuanshishenduhezhuomianyouhequbie?zuanshidezhuomianheshendushiqiegongdezhuanyeshuyu，zuanshideqiegongshiweiyishourenweiyingxiangde，haodeqiegongkeyirangzuanshicuicanshenghui。qiegongshizuanshidediershengming。yingxiangqiegongdecanshuyehenduo，baokuoxiushiduhepaoguang，yebaokuotaimian，shendubi，tingshenbi，guanjiaodengxinxi。zuanshidezhuomianheshenduduizuanshidehuocaiyouzhezuidadeyingxiang，qiemotaiqian，guangxianyoudibuyichudaozhizuanshideliangdushousun，meiyoudadaozuijiadezheshexiaoguo，qiemotaishen，guangxianyicongtingbuyichu，zuanshideliangduyincishousun，shiquguangzebiandeandan。　　

　　zuanshiqiegongzhongdezuanshishenduhezhuomianyouhequbie?

　　yi、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。

　　er、jianyiwanmeizuanshiqiegongdefanwei

　　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

　　kanlejutideshilihejieshi，buzhidaoninshifoulejielezuanshishenduhezuanshizhuomiandequbieshishenme，yourenhezuanshifangmiandeyiwenkecall：0371-87091668zhaowoaizuanshiwangkefurenyuanlejie。