MSS Polished brilliant 15

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Cut & Symmetry Quality

GIA Grading report OctoNus Helium report of Helium scanned model
Color grade   Appraiser GIA PCTG StarCul
Clarity grade   Overall cut quality Good
Cut grade   Symmetry appraiser Internal
Polish   Overall symmetry quality Very Good
Symmetry  

Main parameters

Parameters GIA Grading report OctoNus reports
Helium 4.29 report of Helium scanned model
Table   3.534 mm 61.01 %
Weight   0.74 ct 0.7437 ct
Diameter   5.792 mm
Crown angle   39.08 o
Pavilion angle   40.22 o
Total height     3.527 mm 60.89 %
Crown height   0.919 mm 15.87 %
Pavilion depth   2.443 mm 42.18 %
Star facet   61.35 %
Lower facet   61.95 %
Culet   0.021 mm 0.36 %
Girdle Bezel   0.165 mm 2.85 %
Girdle Bone 0.163 mm 2.81 %
Girdle Valley 0.056 mm 0.97 %

3D models & reports

3D models & reports Helium scanned model (2008, July)
Scanned 3D model Mmd
DiamCalc 3Dmodel Dmc
GemAdviser 3Dmodel Gem
HTML report HTML
MS Word Illustrated report MS Illustrated Word PDF
Real IdealScope photo DiamCalc 3D model
obtained on Helium scanner

Cut Quality

DiamCalc Cut Quality Estimation (Version 3.0.0.441) DMC model from Helium
Light return mono 0.90 [Good - VG]
Light return stereo 0.91 [Very Good - G]
Dark zone mone 1.01 [Very Good]
Contrast raw 7.98 [Excellent]
Contrast norm 0.97 [Very Good]
Fish eye 0.75 [Good]

Photos

  Garry Holloway, july 2008 Garry Holloway, july 2008  
  Garry Holloway, july 2008 Garry Holloway, july 2008  

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