MSS Polished brilliant 17

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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  

Photos

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Main parameters

Parameters GIA Grading report OctoNus reports
Helium 4.29 report of Helium scanned model
Table   3.542 mm 60.95 %
Weight   0.74 ct 0.7431 ct
Diameter   5.812 mm
Crown angle   39.05 o
Pavilion angle   39.98 o
Total height     3.518 mm 60.53 %
Crown height   0.923 mm 15.88 %
Pavilion depth   2.426 mm 41.74 %
Star facet   61.69 %
Lower facet   80.46 %
Culet   0.022 mm 0.39 %
Girdle Bezel   0.169 mm 2.90 %
Girdle Bone 0.166 mm 2.85 %
Girdle Valley 0.055 mm 0.95 %

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 0.92 [Very Good - G]
Dark zone mone 0.79 [Good]
Contrast raw 8.61 [Excellent]
Contrast norm 1.05 [Very Good]
Fish eye 0.75 [Good]

Old photos

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

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