Standard report for cushion

General information

Model Simple
Expert name N/A
Report date 25.09.2012
Scale weight, ct 1.00
Model mass, ct 2.23, 2.2381
Spread -0.39ct, -20.89 %
MIC 6.990 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 FR
Model building info The model has negligible errors
 
Width 6.999 mm
Length 7.748 mm
Diameter Minimum 6.999 mm
Diameter Maximum 8.800 mm
Ratio (L/W) 1.107
Corner ratio 1.007
Total height 4.747 mm, 67.82 %

 

Open 3D model by a free GemAdviser Software

Parameters

Avg

Min

Max

Dev

1

2

3

4

Crown height width, % 13.10 12.80 13.40 0.61 13.40 12.80
Crown height length, % 12.95 12.94 12.95 0.01 12.94 12.95
Crown height corner, % 11.82 11.09 12.30 1.21 12.28 11.09 11.62 12.30
Pavilion height width, % 50.30 49.41 51.18 1.77 49.41 51.18
Pavilion height length, % 50.69 50.15 51.23 1.08 51.23 50.15
Pavilion height corner, % 48.09 47.57 48.48 0.91 48.48 47.57 48.21 48.09
Table: Side, % 65.83 63.83 67.82 3.99 63.83 67.82
Table: Corner w.r.t. Corner, % 72.94 72.63 73.26 0.64 72.63 73.26
Table: Corner w.r.t. Width, % 91.42 90.72 92.11 1.39 90.72 92.11
Diameter: Corner, % 125.32 124.92 125.73 0.81 124.92 125.73
Culet, % 0.51 0.31 0.59 0.28        
Girdle thickness, % 4.42 3.84 5.01 1.17        
Girdle thickness width, % 4.42 3.84 5.01 1.17 5.01 3.84    
Girdle thickness length, % 4.18 3.65 4.72 1.07 3.65 4.72    
Girdle thickness corner, % 7.91 7.06 9.16 2.10 7.06 9.16 8.00 7.43
Crown Main Width height, % 13.11 12.82 13.40 0.58 13.40 12.82
Crown Main Length height, % 12.95 12.94 12.95 0.01 12.94 12.95
Crown Corner height, % 11.83 11.09 12.32 1.22 12.28 11.09 11.62 12.32
Crown Star Width height, % 4.50 4.25 4.64 0.39 4.51 4.60 4.25 4.64
Crown Star Length height, % 4.55 4.28 4.82 0.55 4.49 4.63 4.82 4.28
Crown Halves Width 1 height, % 8.42 7.49 8.92 1.43 8.71 7.49 8.57 8.92
Crown Halves Width 2 height, % 9.28 8.85 9.67 0.82 9.33 8.85 9.25 9.67
Crown Halves Length 1 height, % 7.96 7.11 8.52 1.42 8.39 7.11 7.83 8.52
Crown Halves Length 2 height, % 8.91 8.73 9.12 0.39 9.03 8.73 8.78 9.12
Pavilion Main height, % 29.35 28.61 30.29 1.68 29.35 30.29 29.15 28.61
Pavilion Corner height, % 18.76 17.29 19.52 2.23 19.15 17.29 19.09 19.52
Pavilion Corner Width height, % N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner Length height, % N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Girdle Width height, % 31.95 31.69 32.22 0.52 31.69 32.22 N/A N/A
Pavilion Girdle Length height, % 29.48 29.20 29.75 0.55 29.20 29.75 N/A N/A
Pavilion Girdle Halves Width 1 height, % 17.68 15.04 19.45 4.40 16.97 15.04 19.28 19.45
Pavilion Girdle Halves Width 2 height, % 19.63 18.46 21.39 2.94 18.54 18.46 21.39 20.14
Pavilion Girdle Halves Length 1 height, % 16.88 14.22 18.28 4.06 17.41 14.22 18.28 17.61
Pavilion Girdle Halves Length 2 height, % 19.31 17.28 20.04 2.76 20.04 17.28 19.91 20.01
Pavilion Halves Width 1 height, % 28.94 27.22 30.88 3.66 29.35 30.88 28.31 27.22
Pavilion Halves Width 2 height, % 25.72 22.69 28.71 6.02 27.16 24.34 28.71 22.69
Pavilion Halves Width 3 height, % 18.42 17.77 19.12 1.35 17.85 19.12 18.94 17.77
Pavilion Halves Length 1 height, % 29.35 28.42 31.10 2.69 29.08 31.10 28.42 28.81
Pavilion Halves Length 2 height, % 26.59 24.61 30.20 5.59 25.51 30.20 26.03 24.61
Pavilion Halves Length 3 height, % 20.42 19.99 20.84 0.85 19.99 20.84 20.53 20.33
Crown height width, mm 0.917 0.896 0.938 0.042 0.938 0.896
Crown height length, mm 0.906 0.906 0.906 0.000 0.906 0.906
Crown height corner, mm 0.828 0.776 0.861 0.085 0.859 0.776 0.813 0.861
Pavilion height width, mm 3.520 3.458 3.583 0.124 3.458 3.583
Pavilion height length, mm 3.548 3.510 3.586 0.076 3.586 3.510
Pavilion height corner, mm 3.366 3.330 3.393 0.064 3.393 3.330 3.374 3.366
Table: Side, mm 4.861 4.468 5.255 0.787 4.468 5.255
Table: Corner, mm 6.399 6.350 6.447 0.097 6.350 6.350
Diameter: Corner, mm 8.772 8.743 8.800 0.057 8.743 8.800
Culet, mm 0.036 0.022 0.041 0.020
Girdle thickness, mm 0.310 0.269 0.350 0.082        
Girdle thickness width, mm 0.310 0.269 0.350 0.082 0.350 0.269    
Girdle thickness length, mm 0.293 0.255 0.331 0.075 0.255 0.331    
Girdle thickness corner, mm 0.554 0.494 0.641 0.147 0.494 0.641 0.560 0.520
Pavilion Corner Width height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner Length height, mm N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Girdle Width height, mm 2.237 2.218 2.255 0.037 2.218 2.255 N/A N/A
Pavilion Girdle Length height, mm 2.063 2.044 2.082 0.038 2.044 2.082 N/A N/A
Pavilion Girdle Halves Width 1 height, mm 1.238 1.053 1.361 0.308 1.187 1.053 1.350 1.361
Pavilion Girdle Halves Width 2 height, mm 1.374 1.292 1.497 0.206 1.298 1.292 1.497 1.410
Pavilion Girdle Halves Length 1 height, mm 1.182 0.995 1.280 0.284 1.219 0.995 1.280 1.233
Pavilion Girdle Halves Length 2 height, mm 1.352 1.209 1.402 0.193 1.402 1.209 1.394 1.401
Pavilion Halves Width 1 height, mm 2.026 1.905 2.161 0.256 2.054 2.161 1.982 1.905
Pavilion Halves Width 2 height, mm 1.800 1.588 2.009 0.422 1.901 1.704 2.009 1.588
Pavilion Halves Width 3 height, mm 1.289 1.244 1.339 0.095 1.249 1.339 1.326 1.244
Pavilion Halves Length 1 height, mm 2.054 1.989 2.177 0.188 2.035 2.177 1.989 2.016
Pavilion Halves Length 2 height, mm 1.861 1.723 2.114 0.391 1.786 2.114 1.822 1.723
Pavilion Halves Length 3 height, mm 1.429 1.399 1.459 0.059 1.399 1.459 1.437 1.423
 

Facet angles, °

Avg

Min

Max

Dev

1

2

3

4

Crown Main Width angle 35.88 35.86 35.91 0.05 35.86 35.91
Crown Main Length angle 35.97 35.66 36.29 0.64 36.29 35.66
Crown Corner angle 34.93 34.54 35.38 0.83 35.38 35.06 34.76 34.54
Crown Star Width angle 26.90 26.40 27.63 1.23 27.63 26.67 26.40 26.91
Crown Star Length angle 27.58 25.88 28.69 2.82 27.85 28.69 27.90 25.88
Crown Halves Width 1 angle 43.72 43.26 44.28 1.02 44.28 43.26 43.68 43.66
Crown Halves Width 2 angle 44.52 43.98 44.89 0.91 44.89 44.48 44.71 43.98
Crown Halves Length 1 angle 42.24 40.99 43.48 2.49 43.48 41.84 42.64 40.99
Crown Halves Length 2 angle 44.20 43.55 45.21 1.66 44.02 45.21 44.02 43.55
Pavilion Main angle 31.17 29.81 32.42 2.61 31.45 32.42 30.99 29.81
Pavilion Corner angle 54.02 51.03 56.74 5.70 53.86 51.03 54.47 56.74
Pavilion Corner Width angle N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner Length angle N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Girdle Width angle 57.96 57.63 58.28 0.65 58.28 57.63 N/A N/A
Pavilion Girdle Length angle 54.38 50.96 57.81 6.85 50.96 57.81 N/A N/A
Pavilion Girdle Halves Width 1 angle 59.67 57.80 62.01 4.22 59.58 57.80 59.29 62.01
Pavilion Girdle Halves Width 2 angle 61.12 59.78 62.38 2.60 62.36 59.95 59.78 62.38
Pavilion Girdle Halves Length 1 angle 57.05 54.82 60.09 5.27 55.31 54.82 57.97 60.09
Pavilion Girdle Halves Length 2 angle 58.51 54.30 62.82 8.52 54.30 55.54 61.37 62.82
Pavilion Halves Width 1 angle 32.78 31.45 34.41 2.96 32.65 34.41 32.59 31.45
Pavilion Halves Width 2 angle 33.60 31.74 34.68 2.94 33.33 34.68 34.64 31.74
Pavilion Halves Width 3 angle 33.74 31.97 35.08 3.11 32.86 35.06 35.08 31.97
Pavilion Halves Length 1 angle 33.52 31.08 35.90 4.82 35.90 35.86 31.25 31.08
Pavilion Halves Length 2 angle 34.22 31.23 37.10 5.87 36.91 37.10 31.63 31.23
Pavilion Halves Length 3 angle 34.44 31.04 37.76 6.73 37.76 37.76 31.22 31.04

Facets slope angles

 

Facets azimuth angles

 

Facets heights, %

 

Girdle facets angles & azimuths

 

  Girdle center Culet center Table center MIC center

Offset by table axis

Girdle-Culet offset by table axis 0.59 ± 0.28, % 0.042 ± 0.019, mm
Girdle-Table offset by table axis 0.66 ± 0.25, % 0.046 ± 0.017, mm
Table-Culet offset by table axis 0.45 ± 0.29, % 0.031 ± 0.020, mm
Girdle to table-culet line offset 0.45, % 0.031, mm

Facet azimuths, °

1

2

3

4

Crown Main Width azimuth 0.6 180.1
Crown Main Length azimuth 88.7 269.7
Crown Corner azimuth 46.5 135.7 226.8 317.1
Crown Star Width azimuth 4.7 175.7 184.6 355.9
Crown Star Length azimuth 83.7 92.7 265.1 275.5
Crown Halves Width 1 azimuth 26.3 157.0 203.2 340.1
Crown Halves Width 2 azimuth 5.4 175.5 185.1 356.0
Crown Halves Length 1 azimuth 67.9 120.4 243.9 300.5
Crown Halves Length 2 azimuth 83.7 94.2 264.2 275.1
Pavilion Main azimuth 48.7 136.3 225.5 319.3
Pavilion Corner azimuth 51.6 135.5 224.2 317.5
Pavilion Corner Width azimuth N/A N/A N/A N/A
Pavilion Corner Length azimuth N/A N/A N/A N/A
Pavilion Girdle Width azimuth 0.1 181.6 N/A N/A
Pavilion Girdle Length azimuth 89.7 269.2 N/A N/A
Pavilion Girdle Halves Width 1 azimuth 35.5 155.1 205.8 338.2
Pavilion Girdle Halves Width 2 azimuth 2.9 179.5 183.7 357.2
Pavilion Girdle Halves Length 1 azimuth 60.5 125.6 235.0 308.5
Pavilion Girdle Halves Length 2 azimuth 86.6 93.6 265.7 273.2
Pavilion Halves Width 1 azimuth 33.2 152.1 212.9 331.1
Pavilion Halves Width 2 azimuth 26.8 155.9 201.8 334.6
Pavilion Halves Width 3 azimuth 13.5 170.1 190.3 346.6
Pavilion Halves Length 1 azimuth 74.2 110.2 236.1 297.3
Pavilion Halves Length 2 azimuth 78.7 104.5 244.7 293.1
Pavilion Halves Length 3 azimuth 85.8 94.6 253.5 282.7

 

Actual Length axis asymmetry

  Length axis symmetry correction
 
 
 

Actual Width axis asymmetry

  Width axis symmetry correction
 
 
Both axes symmetry correction

Culet shift ratio by width & length

 

Width 6.999 mm, 100%
Width-wise culet shift ratio 3.497 mm, 49.96 % 3.502 mm, 50.04 %
Lengh-wise culet shift ratio 3.908 mm, 55.83 % 3.843 mm, 54.91 %
Length 7.748 mm, 100%
Lengh-wise culet shift ratio 3.908 mm, 50.43 % 3.843 mm, 49.60 %

Cut parameters description