MSS Polished brilliant 8

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Cut & Symmetry Quality

GIA Grading report OctoNus Helium report of Helium scanned model
Color grade H Appraiser GIA PCTG StarCul
Clarity grade VS1 Overall cut quality Very Good
Cut grade Very Good Symmetry appraiser Internal
Polish Excellent Overall symmetry quality Excellent
Symmetry Excellent

Main parameters

Parameters GIA Grading report OctoNus reports
Helium report of Helium scanned model
Table 57 % 3.307 mm 57.30 %
Weight 0.70 ct 0.70 ct 0.7031 ct
Diameter 5.76 - 5.79 mm 5.770 mm
Crown angle 34.5 o 34.55 o
Pavilion angle 40.2 o 40.16 o
Total height 3.45 mm 59.7 % 3.453 mm 59.84 %
Crown height 14.5 % 0.851 mm 14.75 %
Pavilion depth 42 % 2.428 mm 42.07 %
Star facet 55 % 53.61 %
Lower facet 80 % 78.0 %
Culet None 0.021 mm 0.37 %
Girdle Bezel Thin to Medium, Faceted 0.174 mm 3.01 %
Girdle Bone 0.167 mm 2.89 %
Girdle Valley 0.076 mm 1.33 %

3D models & reports

3D models & reports Helium scanned model (2007, november)
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 [Very Good - G]
Light return stereo 0.93 [Very Good - G]
Dark zone mone 0.89 [Good - VG]
Contrast raw 9.01 [Excellent]
Contrast norm 1.10 [Very Good - E]
Fish eye 1.00 [very Good]

Photos

  Garry Holloway, november 2007 Garry Holloway, november 2007  
  Garry Holloway, november 2007 Garry Holloway, november 2007  

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AGS GOLD 2008 & AGSPGS Chart for Table 57%
GIA, AGS GOLD 2008 & AGSPGS Charts
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