Does this mean a gem graded by the IGI isn't worth as much as a GIA graded diamond? Of course not. An Eternalle ® lab-grown diamond is not just any lab-grown diamondit’s an Engagement Diamond, crafted for maximum sparkle, beauty, and shine. Our senior Diamond Buyer hand-selects only the finest diamonds in every trending and traditional shape and size. Only 1- in-10 pass our visual beauty and structural integrity standards to provide.
Igi Vs Gia Reddit Full Study MethodologyA
IGI was stricter than GIA in 12 cases (e.g. IGI color gradingSummary results of the color grade comparison are shown in Table 2. Click below to see the full study MethodologyA search of online diamond sellers’ inventories returned a sample size of 29 diamonds graded by both IGI and GIA.
Image credit: DiamondScreener.comAll pairwise color comparisons are visualized in Figure 1. Both labs assigned the same grade in 10 cases. IGI graded a diamond G color, while GIA graded it H color). IGI was looser in 7 cases (e.g.
IGI and GIA were within 1 color grade of each other in 14 cases. Points below the line are cases where IGI was stricter.IGI and GIA assigned the same color grade in 12 cases. Points above the line are cases where IGI was looser.
IGI graded a diamond VVS2, while GIA graded it VVS1). IGI was stricter than GIA in 5 cases (e.g. Image credit: DiamondScreener.com IGI clarity gradingSummary results of the clarity grade comparison are shown in Table 3.
Image credit: DiamondScreener.comAll pairwise clarity comparisons are visualized in Figure 2. Both labs assigned the same grade in 20 cases. IGI graded a diamond SI1, while GIA graded it SI2).
The World Leader in gemological varietyIGI is the only worldwide gemological institute serving consumer protection by evaluating and grading finished jewelry creations, as well as loose diamonds and colored gemstones. The analysis, titled “ Grading the Graders” concluded with a rather strong statement regarding the grading standards of IGI.It appears that some labs – such as IGI, which ranks second in the Laboratory Quality Index but fifth in the price ranking – are being punished in their pricing and that their diamonds are selling for less than what their grading standard deserves. History repeats itselfDiamond Screener’s survey results are in agreement with an independent small-stone study conducted by Rapaport Diamond Trading Network in 2013. For those who want to spend their dollars on diamond quality, not certificate-names, an IGI graded diamond represents the best combination of strictness, consistency and value. After all, what’s worn on your hand, wrist, ears or heart doesn’t have a grading report pinned to it.
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