MSS Polished brilliant 3

Cut & Symmetry Quality

GIA Grading report OctoNus Helium report of Helium scanned model
Color grade G Appraiser GIA PCTG StarCul
Clarity grade SI1 Overall cut quality Very Good
Cut grade Very Good Symmetry appraiser Internal
Polish Very Good Overall symmetry quality Excellent
Symmetry Excellent

Main parameters

Parameters GIA Grading report OctoNus reports
Helium report of Helium scanned model
Table 57 % 3.280 mm 57.26 %
Weight 0.70 ct 0.71 ct 0.7095 ct
Diameter 5.71 - 5.73 mm 5.727 mm
Crown angle 36.0 o 36.15 o
Pavilion angle 40.4 o 40.40 o
Total height 3.51 mm 61.4 % 3.509 mm 61.26 %
Crown height 15.5 % 0.895 mm 15.62 %
Pavilion depth 42.5 % 2.427 mm 42.38 %
Star facet 50 % 52.77 %
Lower facet 80 % 81.11 %
Culet none 0.023 mm 0.41 %
Girdle Bezel Thin to Medium, Faceted 0.187 mm 3.26 %
Girdle Bone 0.180 mm 3.14 %
Girdle Valley 0.086 mm 1.49 %

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 0.94 [Very Good - G]
Light return stereo 0.96 [Very Good]
Dark zone mone 0.91 [Very Good - G]
Contrast raw 8.86 [Excellent]
Contrast norm 1.08 [Very Good - E]
Fish eye 1 [Very Good]

Photos

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