HELIUM POLISH REPORT
Princess

General information


Model Simple
Expert name Makoed A.G.
Report date 07.04.2007
Real weight, ct
Calculated weight, ct 0.32, 0.3267
Appraiser title AGS_2005
Overall cut quality 5
Symmetry appraiser title Internal
Overall symmetry quality VG
Spread -0.05 ct, -17.31%
Extra Facet / Nat No
 

Average values, mm

Crown height: Side 0.357
Pavilion height: Side 2.400
Table: Side 2.563
Girdle: Side 0.127
Culet 0.020

Parameters

Avg

Min

Max

Dev

Cut

Sym

1

2

3

4

Width, length, mm   3.743 3.744 Ratio: 1.000 N/A          
Corner width, % 140.33 140.27 140.39 0.12
Ratio:1.001
    140.39 140.27    
Crown Height: Side, % 9.53 9.36 9.67 0.31 N/A EX 9.67 9.36 9.53 9.57
Crown Height: Corner, % 9.50 9.29 9.78 0.50     9.78 9.29 9.36 9.57
Pavilion height: Side, % 64.12 63.74 64.58 0.84 N/A VG 63.84 64.58 64.30 63.74
Pavilion height: Corner, % 64.20 63.87 64.86 0.99     63.90 64.86 63.87 64.18
Total height, % 77.03       N/A          
Table: Side, % 68.47 68.23 68.71 0.48 Grading EX 68.71 68.23    
Table: Corn w.r.t. Corn, % 59.73 59.65 59.81 0.15     59.81 59.65    
Table: Corn w.r.t. Width, % 83.82 83.68 83.97 0.29     83.97 83.68    
Girdle Thickness: Side, % 3.38 3.09 3.72 0.63   EX 3.52 3.09 3.20 3.72
Girdle Thickness: Corner, % 3.33 2.89 3.80 0.91   VG 3.35 2.89 3.80 3.29
Culet, % 0.53 0.32 0.61 0.30 N/A EX        
Corner width, mm 5.252 5.250 5.255 0.005     5.255 5.250    
Crown height: Side, mm 0.357 0.350 0.362 0.012 N/A EX 0.362 0.350 0.357 0.358
Crown height: Corner, mm 0.356 0.348 0.366 0.019     0.366 0.348 0.350 0.358
Pavilion height: Side, mm 2.400 2.386 2.417 0.032 N/A VG 2.389 2.417 2.407 2.386
Pavilion height Corner, mm 2.403 2.391 2.428 0.037     2.392 2.428 2.391 2.402
Total height, mm 2.883       N/A          
Table: Side, mm 2.563 2.555 2.572 0.017 Grading EX 2.572 2.555    
Table: Corner, mm 3.137 3.132 3.143 0.011     3.143 3.132    
Girdle Thickness: Side, mm 0.127 0.116 0.139 0.024   EX 0.132 0.116 0.120 0.139
Girdle Thickness: Corner, mm 0.125 0.108 0.142 0.034   VG 0.125 0.108 0.142 0.123
Culet, mm 0.020 0.012 0.023 0.011 N/A EX        

Facet angles,

Avg

Min

Max

Dev

1

2

3

4

5

6

7

8

Crown Main 1 34.57 34.34 34.78 0.45 34.64 34.52 34.78 34.34        
Crown Main 2 28.35 28.20 28.52 0.32 28.29 28.40 28.52 28.20        
Crown Star 1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Crown Star 2 17.38 16.65 18.35 1.70 17.87 17.27 17.63 16.87 17.29 16.65 17.13 18.35
Crown Corner 18.38 18.13 18.63 0.50 18.63 18.23 18.13 18.54        
Pavilion Main 61.31 60.87 61.79 0.92 60.87 60.96 61.79 61.63        
Chevron 1 49.92 48.69 50.64 1.95 49.56 48.69 50.47 49.57 50.64 50.34 50.48 49.62
Chevron 2 46.34 45.21 47.08 1.88 46.16 45.21 46.56 46.09 46.45 47.08 46.81 46.35
Chevron 3 44.16 43.27 44.75 1.48 44.02 43.27 44.14 43.97 44.33 44.68 44.75 44.13
Chevron 4 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Chevron 5 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Pavilion Corner 42.57 42.07 42.93 0.85 42.07 42.51 42.93 42.76        
Girdle facet angle, 89.92 89.76 89.94 89.34    
Girdle facet azimuth, 0.1 90.9 180.3 269.4    

 
Girdle center Culet center Table center

Offset

Girdle-Culet offset by table axis 1.19 0.34, % 0.045 0.013, mm
Girdle-Table offset by table axis 0.85 0.29, % 0.032 0.011, mm
Table-Culet offset by table axis 1.31 0.35, % 0.049 0.013, mm
Girdle to table-culet line offset 1.31, % 0.049, mm

Culet shift ratio by width & length

 

Width 3.743, 100%
Width-wise culet shift ratio 1.877 mm, 50.15 % 1.866 mm, 49.85 %
Length 5.255, 100%
Lengh-wise culet shift ratio 1.829 mm, 48.85 % 1.915 mm, 51.15 %

Culet shift ratio by main diameter

 

Main diameter (width) 3.743 mm, 100%
Width-wise culet shift ratio 1.877 mm, 50.15 % 1.866 mm, 49.85 %
Lengh-wise culet shift ratio 1.829 mm, 48.87 % 1.915 mm, 51.17 %

Cut parameters description

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