Standard report for step cut

General information

Cut Step Cut
Model Simple
Expert name N/A
Report date 25.09.2012
Scale weight, ct
Model mass, ct 1.19, 1.1921
Spread -0.15ct, -14.13 %
MIC 4.913 mm
Extra Facet Girdle / Nat No
Extra Facet Crown No
Extra Facet Pavilion No
 
Appraiser title N/A
Overall cut quality N/A
Symmetry appraiser title Internal
Overall symmetry quality PR
Model building info The model is built correctly
 
Width 4.916 mm
Length 7.013 mm
Diameter Minimum 4.916 mm
Diameter Maximum 7.988 mm
Ratio (L/W) 1.427
Total height 3.257 mm, 66.25 %

 

Open 3D model by a free GemAdviser Software

Parameters

Avg

Min

Max

Dev

1

2

3

4

Crown height, % 12.77 12.48 13.13 0.65 12.48 12.64 13.13 12.84
Crown height, mm 0.628 0.613 0.645 0.032 0.613 0.621 0.645 0.631
Pavilion height, % 46.24 45.87 46.52 0.65 46.07 46.52 45.87 46.50
Pavilion height, mm 2.273 2.255 2.287 0.032 2.265 2.287 2.255 2.286
Girdle thickness bezel, % 7.24 6.91 7.70 0.79 7.70 7.09 7.25 6.91
Girdle thickness bezel, mm 0.356 0.340 0.379 0.039 0.379 0.349 0.357 0.340
Corner angle width, % 11.21 9.41 12.47 3.05 9.41 11.12 12.47 11.83
Corner angle width, mm 0.551 0.463 0.613 0.150 0.463 0.547 0.613 0.582
Corner angle length, % 11.18 8.75 13.31 4.57 8.75 11.36 11.29 13.31
Corner angle length, mm 0.550 0.430 0.655 0.225 0.430 0.558 0.555 0.655
Table, % 79.30 75.94 82.67 6.73 75.94   82.67  
Table, mm 4.766 3.733 5.798 2.065 3.733   5.798  
Culet length, % 32.47              
Culet length, mm 2.277              
 
Crown Main 1 angle, 46.19 45.76 46.88 1.12 46.13 46.00 46.88 45.76
Crown Main 1 height, % 12.97 12.70 13.38 0.68 13.08 12.70 12.70 13.38
Crown Main 1 height, mm 0.637 0.625 0.658 0.033 0.643 0.625 0.625 0.658
Crown Main 2 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 2 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 2 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 3 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 3 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 3 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 4 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 4 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 4 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 5 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 5 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Main 5 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
 
Crown Corner 1 angle, 41.45 39.92 42.35 2.43 41.82 42.35 39.92 41.71
Crown Corner 1 height, % 12.98 12.31 14.14 1.82 12.79 12.31 12.70 14.14
Crown Corner 1 height, mm 0.638 0.605 0.695 0.090 0.629 0.605 0.624 0.695
Crown Corner 2 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 2 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 2 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 3 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 3 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 3 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 4 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 4 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 4 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 5 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 5 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Crown Corner 5 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
 
Pavilion Main 1 angle, 56.09 55.84 56.48 0.64 55.84 56.16 55.89 56.48
Pavilion Main 1 height, % 23.95 23.44 24.36 0.91 23.44 23.81 24.36 24.17
Pavilion Main 1 height, mm 1.177 1.153 1.197 0.045 1.153 1.171 1.197 1.188
Pavilion Main 2 angle, 41.07 40.86 41.57 0.70 40.91 41.57 40.86 40.95
Pavilion Main 2 height, % 9.60 9.03 10.52 1.50 9.03 9.23 9.60 10.52
Pavilion Main 2 height, mm 0.472 0.444 0.517 0.074 0.444 0.454 0.472 0.517
Pavilion Main 3 angle, 35.04 34.90 35.19 0.29 34.90 35.14 35.19 34.95
Pavilion Main 3 height, % 8.05 7.29 8.85 1.57 8.68 7.40 8.85 7.29
Pavilion Main 3 height, mm 0.396 0.358 0.435 0.077 0.427 0.364 0.435 0.358
Pavilion Main 4 angle, 27.70 27.14 28.50 1.36 27.49 28.50 27.14 27.66
Pavilion Main 4 height, % 7.38 7.09 7.65 0.56 7.36 7.09 7.65 7.43
Pavilion Main 4 height, mm 0.363 0.349 0.376 0.028 0.362 0.349 0.376 0.365
Pavilion Main 5 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Main 5 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Main 5 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
 
Pavilion Corner 1 angle, 52.02 51.70 52.21 0.51 52.05 51.70 52.21 52.11
Pavilion Corner 1 height, % 27.43 24.80 33.21 8.41 25.44 33.21 26.29 24.80
Pavilion Corner 1 height, mm 1.349 1.219 1.633 0.413 1.251 1.633 1.292 1.219
Pavilion Corner 2 angle, 52.08 52.00 52.15 0.14 52.00 52.15 N/A N/A
Pavilion Corner 2 height, % 15.12 8.59 21.64 13.05 8.59 21.64 N/A N/A
Pavilion Corner 2 height, mm 0.743 0.422 1.064 0.641 0.422 1.064 N/A N/A
Pavilion Corner 3 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 3 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 3 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 4 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 4 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 4 height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 5 angle, N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 5 height, % N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 5 height, mm N/A N/A N/A N/A N/A N/A N/A N/A

Facets slope angles

 

Facets azimuth angles

 

Facets heights, %

 

Girdle facets angles & azimuths

 

  Girdle center Culet center Table center MIC center

Parameters

1

2

3

4

Corner angle width, % 9.41 11.12 12.47 11.83
Corner angle width, mm 0.463 0.547 0.613 0.582
Corner angle length, % 8.75 11.36 11.29 13.31
Corner angle length, mm 0.430 0.558 0.555 0.655
Girdle facet angle, 89.76 89.78 89.18 89.94
Girdle facet azimuth, 0.1 47.0 89.6 135.6
Girdle corner angle, N/A N/A N/A N/A
Girdle corner azimuth, N/A N/A N/A N/A

Girdle side width & length

1

2

Girdle side width, % 75.7 79.3
Girdle side width, mm 3.720 3.898
Girdle side length, % 120.4 119.7
Girdle side length, mm 5.921 5.883
Girdle side width-based length, % 120.4 119.7
Girdle side width-based length, mm 5.921 5.883

Actual Length axis asymmetry

  Length axis symmetry correction
 
 
 

Actual Width axis asymmetry

  Width axis symmetry correction
 
 
Both axes symmetry correction

Offset

Distance

Width wise

Length wise

Culet-Table offset by table axis, % 0.42 0.39 0.23 0.35
Culet-Table offset by table axis, mm 0.020 0.019 0.011 0.017
Girdle-Culet offset by table axis, % 2.06 0.37 0.57 1.98
Girdle-Culet offset by table axis, mm 0.101 0.018 0.028 0.097
Girdle-Table offset by table axis, % 2.46 0.34 0.79 2.33
Girdle-Table offset by table axis, mm 0.121 0.017 0.039 0.115
Girdle to table-culet line offset, % 0.42    
Girdle to table-culet line offset, mm 0.020    

Culet shift ratio by width & length

 

Width 4.916 mm, 100%
Width-wise culet shift ratio 2.454 mm, 49.92 % 2.462 mm, 50.08 %
Lengh-wise culet shift ratio 3.540 mm, 72.00 % 3.498 mm, 71.15 %
Length 7.013 mm, 100%
Lengh-wise culet shift ratio 3.540 mm, 50.47 % 3.498 mm, 49.87 %

Parameter

Cut

Symmetry

Diameter (ratio) N/A
Crown height N/A EX
Pavilion height N/A EX
Total height N/A
Table N/A N/A
Culet N/A N/A
Girdle thickness N/A VG
Corner angle width N/A
Crown Main 1 angle N/A
Crown Main 2 angle N/A
Crown Main 3 angle N/A
Pavilion Main 1 angle N/A
Pavilion Main 2 angle N/A
Pavilion Main 3 angle N/A

Cut parameters description