MSS Polished brilliant 10

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 Excellent Overall symmetry quality Excellent
Symmetry Excellent

Main parameters

Parameters GIA Grading report OctoNus reports
Helium report of Helium scanned model
Table 57 % 3.358 mm 57.38 %
Weight 0.75 ct 0.75 ct 0.7555 ct
Diameter 5.84 -5.88 mm 5.852 mm
Crown angle 34.5 o 34.52 o
Pavilion angle 42.2 o 42.22 o
Total height 3.67 mm 62.7 % 3.671 mm 62.73 %
Crown height 14.5 % 0.860 mm 14.70 %
Pavilion depth 45 % 2.649 mm 45.26 %
Star facet 55 % 55.37 %
Lower facet 80 % 79.78 %
Culet None 0.018 mm 0.31 %
Girdle Bezel Thin to Medium, Faceted 0.162 mm 2.76 %
Girdle Bone 0.164 mm 2.81 %
Girdle Valley 0.068 mm 1.17 %

3D models & reports

3D models & reports Helium scanned model (2008, April)
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 0.91 [Very Good - G]
Light return stereo 0.93 [Very Good - G]
Dark zone mone 1.00 [Very Good]
Contrast raw 9.18 [Excellent]
Contrast norm 1.11 [Excellent-VG]
Fish eye 1.00 [Very Good]

Photos

  Garry Holloway, april 2008 Garry Holloway, april 2008  
  Garry Holloway, april 2008 Garry Holloway, april 2008