钻石切工的对称性级别也是五个等级EX（Excellent）、VG（Very good）、G（good）、F（faint）、P（poor...
https://www.jamesallen.com/loose-diamonds/round-cut/0.91-carat-g-color-vs2-clarity-excellent-cut-sku-2376023 It depends on what you are looking for. The GIA excellent cut grade is very broad and there’s a range of mediocre and well cut diamonds all thrown in the mix. With a GIA exce...
ideal excellent vg gd fair ideal全球仅0.15%的钻石,闪耀度打败世界上99.85%的钻石,AGS&GEMEX双重认证。 颜色G 钻石的颜色越接近纯净的白色,就代表它的质量非常优异。钻石颜色评鉴和分类是根据GIA制定的标准,从D(优质白色)到Z(淡黄色或棕色)按字母顺序排列,共分为23个等级。 g几乎无色的高级别,这类钻石只有在...
3. Symmetry of all facets Ideal Cut : How Diamond Laboratories grade Cut: 1. Proportions : Excellent 2. Polish : Excellent 3. Symmetry : Excellent 4. Hearts and Arrows Premium Ideal Cut: Art of cutting (Hearts & Arrows ) with Triple Excellent Continue, Diamond's Education|0 CommentsDIAMOND...
A.1,2,3 B.2,3,4 C.1,3,4 D.1,2,3,4 查看答案
GIA Excellent and AGS Ideal diamonds offer the best in cut quality and light performance. Learn the important differences and why it matters.
hi Paul, can u give me ur expertise on this princess cut diamond based on the numbers and if it would be a good buy? Shape: Princess carat weight: 0.91 color: I clarity: VVS2 polish: Excellent symmetry: Very Good Fluorescence: Medium ...
Hearts and Arrows diamonds are cut with superior symmetry. Learn more about hearts and arrows diamonds and where to buy them at Whiteflash.
The usual method for doing the first-cut analysis of closed-loop op-amp circuits is to assume a “virtual ground”. This term is a bit of a misnomer, because the input terminals in general do not need to be at ground potential. However, in an op-amp, operating with a negative feedba...
Highest density drives like 6TB are fast, especially if you cut them in half! and use part of the drive (and can grow into using full drive later if needed). The 6,1 nMP is looking "old" at nearly two years. And there are other boxes of course that can run non-Mac OS but have...