鑽石對稱 (Symmetry)
「八心八箭車工」H&A是種要求對稱性高、
接近完美車工比例的切工
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5. 鑽石對稱 (Diamond Symmerty)
5. 鑽石對稱 (Diamond Symmerty)
- 鑽石克拉 (Carat) - 鑽石克拉重量大小，一克拉 = 100分 = 0.2公克，直徑約6.5mm
- 鑽石顏色 (Color) - GIA鑽石顏色等級區分D最白，愈白愈好。建議選鑽石顏色D,E,F,G,H
- 鑽石淨度 (Clarity) - FL無瑕，鑽石淨度VVS與VS肉眼不可見雜質，需以放大鏡分辨
- 鑽石車工 (Cut) - 「鑽石3Excellent」接近完美車工比例，亮度最好、而鑽石比利時車工工藝最好。
- 鑽石對稱 (Symmetry) - 「八心八箭車工」H&A是種要求對稱性高、接近完美車工比例的切工
- 鑽石拋光 (Polish) - 切割面要研磨光滑
- 鑽石螢光反應 (Diamond Fluorescence) - 初次購買建議選購無螢光或微弱中等(None / Faint)的鑽石
ZINNIA SP.
IMPATIENS
IRIS
SHANNA
LAVENDER
LAVENDER SP.
參考連結 External Links：
參考連結 External Links：
安特衛普世界鑽石交易中心 AWDChttps://www.awdc.be/en/missionhttps://en.wikipedia.org/wiki/Antwerp_World_Diamond_Centre 美國寶石學院 - GIA, Gemological Institute of Americahttps://www.gia.edu/https://www.gia.edu/gia-careerhttps://www.gia.edu/gem-encyclopediahttps://en.wikipedia.org/wiki/Gemological_Institute_of_America GIA證書查詢 - GIA Report Checkhttps://www.gia.edu/report-check-landing GIA Diamond Reports & Servicehttps://www.gia.edu/gem-lab-service/diamond-grading 比利時鑽石高等評議會 - HRD, Hoge Raad voor Diamanthttp://www.hrdantwerp.com/en/homehttp://www.hrdantwerp.com/en/about-diamondshttp://www.hrdantwerp.com/en/4cs-of-diamonds/carathttp://www.hrdantwerp.com/en/4cs-of-diamonds/colourhttp://www.hrdantwerp.com/en/4cs-of-diamonds/clarityhttp://www.hrdantwerp.com/en/4cs-of-diamonds/cut 歐洲寶石學實驗室 - EGL, European Gemological Laboratoryhttp://eglantwerp.eu/default.aspxhttp://www.eglasia.com.hk/index.htmlhttps://www.eglusa.com/https://en.wikipedia.org/wiki/European_Gemological_Laboratory_(USA) 國際寶石學會 - IGI, International Gemological Institutehttp://www.igiworldwide.com/index.phphttp://www.igiworldwide.com/diamond.htmlDiamond report
http://www.igiworldwide.com/hearts_arrows.htmlH&A Report
https://en.wikipedia.org/wiki/International_Gemological_InstituteWikipedia
美國寶石協會 - AGS, American Gem Societyhttps://www.americangemsociety.org/zh_hant/4cshttps://www.americangemsociety.org/zh_hant/agslabshttps://www.americangemsociety.org/zh_hant/tutorialshttps://en.wikipedia.org/wiki/American_Gem_Society RAPAPORT官方網站www.diamonds.net/ Wikipedia：RAPAPORT Diamond Reporten.wikipedia.org/wiki/Rapaport_Diamond_Report Wikipedia：馬丁 拉帕波特en.wikipedia.org/wiki/Martin_Rapaport Wikipedia：克拉 - 鑽石4C、鑽石等級區分、鑽石等級表https://en.wikipedia.org/wiki/Carat_(mass) Wikipedia：鑽石顏色 - 鑽石4C、鑽石等級區分、鑽石等級表https://en.wikipedia.org/wiki/Diamond_color Wikipedia：鑽石淨度 - 鑽石4C、鑽石等級區分、鑽石等級表https://en.wikipedia.org/wiki/Diamond_clarity Wikipedia：鑽石車工 - 鑽石4C、鑽石等級區分、鑽石等級表https://en.wikipedia.org/wiki/Diamond_cut Wikipedia：八心八箭、H&A、鑽石車工3ex - 鑽石車工等級、鑽石4C、鑽石等級區分、鑽石等級表https://en.wikipedia.org/wiki/Hearts_and_arrows Wikipedia：圓明亮式車工 - 鑽石4C、鑽石等級區分、鑽石等級表https://en.wikipedia.org/wiki/Brilliant_(diamond_cut)Wikipedia：托考夫斯基車工https://en.wikipedia.org/wiki/Marcel_Tolkowsky 鑽石切割理論 Diamond Design -A Study of the Reflection and the Refration of Light ina Diamond by Marcel Tolkowskyhttp://www.folds.net/diamond/Report abuse