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![Diamond Proportions - Diamond Articles]()
www.diamondarticles.comDepth Percentage – The depth of a stone measured from the table to the culet. It is expressed as a ...瀏覽：343 -
![Diamond Cut - GIA Loose Diamonds]()
www.lumeradiamonds.comDiamond Cut affects appearance and value more than any other single factor. Find out how ... DIAMOND CUT PROPORTIONS. Diamond ... Excellent, Very Good, and Good GIA Cut Grades. Evaluating ...瀏覽：510
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日期：2024-04-22
Tolkowsky's work described the ideal proportions of a round cut diamond for
maximizing light return (or brilliance) and ......
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日期：2024-04-24
30 Nov 2014 ... Ideal or excellent cut diamonds are premiums. The proportions, glitter, brightness
or brilliance and ......
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日期：2024-04-22
Ideal Proportions. In 1919, Marcel ... An "ideal cut," according to Tolkowsky, has
the following characteristics: Round in ......
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日期：2024-04-24
American Ideal Cut, International Fine Trade Cut, US Domestic Average Cut,
Below Average. Table %, 53.0%-58.0% ......
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日期：2024-04-22
Proportions[edit] ... There are at least six "ideal cuts" that have been devised over
the years, but ......
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日期：2024-04-23
For AGS Certified Diamonds, a cut grade of “Excellent” will suffice, but you will
notice added brilliance by upgrading to “Ideal” ... or you could learn about the
various proportions of diamond cut and trust ......
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日期：2024-04-28
These tables can be used to estimate the proportion cut ... values intersect is the
estimated cut grade (Excellent)....
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日期：2024-04-25
I'm pleased to introduce the new GIA Diamond Cut Grading System. ... and
reassuring conclusion of our research is that there is no single set of proportions
that define a well-cut round brilliant diamond....
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