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11 Φεβ 2013 · Here is a printable diamond buying guide designed to help anyone shopping for a diamond understand the 4Cs of Diamond Quality; Color, Clarity, Cut and carat weight. Print this handy guide and take it with you wherever you need to better understand the 4Cs of diamond quality.
Estimating a Cut Grade Using the GIA Diamond Cut Grading System. Explains the system, gives definitions, and displays the proportions listed on a GIA Diamond Grading report.
The GIA Cut Grading System for the standard round brilliant diamond evaluates seven components: brightness, fire, scintillation, weight ratio, girdle thickness, symmetry, and polish. Carat weight is the measurement of how much a diamond weighs. A metric “carat” is defined as 200 milligrams.
Cut When you think of a diamond’s cut, round, princess or marquise might come to mind. And while shape is important to each individual, the cut of the diamond is actually what makes it sparkle. Determining its value and beauty, a diamond’s cut is regarded as the most important aspect of the diamond.
The user inputs accurate diamond proportion measure-ments into this free online software program to obtain an estimate of the cut grade. Such measurements can be derived from a non-contact measuring device, a millimeter gauge, a Proportionscope, or by other visual means using a microscope.
CUT Total Depth Crown Table Width Angle Pavilion Angle Girdle Diameter Crown Height Girdle Culet Pavilion ... Round Emerald Marquise Heart Pear Cushion Radiant Oval Princess THE GLOBAL AUTHORITY IN DIAMOND, GEMSTONE AND JEWELRY GRADING www.igi.org I 1975 N T E R N A T I O N A L O G E M O L G I C A L I N S T I T U T E. Title: IGI 4c's 2019 ...
Cut Total Depth Crown Table Width Angle Pavilion Angle Girdle Diameter Crown Height Girdle Culet Pavilion ... Diamond Grading Chart www.igi.org THE GLOBAL AUTHORITY IN DIAMOND, GEMSTONE AND JEWELRY GRADING English I 1975 N T E R N A T I O N A L G E M O L O G I C A L I N S T I T U T E. Title: 4c's English 2022 Created Date:
