Standard report for rounded fancies

General information

Cut Pear
Model N/A
Expert name N/A
Report date N/A
Real weight, ct N/A
Calculated weight, ct 0.63, 0.6342
Spread 0.09ct, 12.84 %
MIC 4.889 mm
Extra Facet Girdle / Nat No
Extra Facet Crown No
Extra Facet Pavilion No
 
Appraiser title AGS_Classic
Overall cut quality N/A
Symmetry appraiser title Internal
Overall symmetry quality PR
 
Width 4.892 mm
Length 7.331 mm
Diameter Minimum 4.892 mm
Diameter Maximum 7.331 mm
Ratio (L/W) 1.499
Total height 2.969 mm, 60.70 %

 

Open 3D model by a free GemAdviser Software

Average values, mm

Crown height Pavilion depth Total height Table Culet Girdle Bezel Girdle Bone Girdle Valley
0.699 2.087 2.969 3.918 0.042 0.189 0.196 0.118

Parameters

Avg

Min

Max

Dev

1

2

3

4

5

6

7

8

Crown height, % 14.28 13.84 14.95 1.11 13.84 14.42 14.95 14.13 14.05 14.50 13.93 14.42
Pavilion depth, % 42.66 42.02 43.26 1.24 43.26 42.52 42.79 42.72 42.02 42.50 42.82 N/A
Table, % 63.56 60.84 66.28 5.43                
Upper girdle facet angle, ° 42.92 40.42 45.40 4.97 43.10 42.32 45.40 45.38 40.96 40.42 44.20 44.18
44.42 43.70 42.34 41.19 42.42 41.86 42.28 42.60
Upper girdle facet azimuths, °         7.2 24.3 37.3 52.6 125.0 144.0 157.9 172.0
        188.2 214.6 234.5 262.0 280.6 304.5 325.1 353.0
Star angle, ° 21.29 20.38 22.67 2.29 21.10 22.31 20.60 20.40 20.63 22.20 22.67 20.38
Star :
Upper ratio, %
59.23:
40.77
58.03:
41.97
60.87:
39.13
2.84 58.86:
41.14
60.87:
39.13
58.48:
41.52
60.55:
39.45
59.20:
40.80
58.03:
41.97
58.29:
41.71
59.60:
40.40
Star azimuths, °         18.1 40.5 137.7 163.8 198.3 246.4 293.1 341.8
Lower girdle facet angle, ° 39.59 31.92 42.03 10.11 41.62 39.58 34.06 31.92 33.97 39.09 41.32 41.92
41.70 41.32 41.47 41.32 41.32 41.27 42.03 N/A
Lower girdle facet azimuths, °         8.5 20.2 39.6 137.7 143.3 159.8 172.5 189.7
        210.2 238.9 258.6 283.1 302.6 328.6 353.8 N/A
Culet, % 0.87 0.64 1.12 0.48                
Twist, ° 1.45 0.30 3.13 2.83 0.71 0.68 0.30 3.13 2.26 1.17 1.91 N/A
Girdle Bezel, % 3.87 3.32 4.69 1.37 3.60 3.63 4.69 3.64 3.69 4.12 4.27 3.32
Girdle Bone, % 4.01 2.93 4.91 1.99 4.10 2.93 4.11 3.23 4.87 3.68 4.30 4.91
Girdle Valley, % 2.40 1.69 3.53 1.84 2.31 2.33 1.69 2.68 3.53 2.46 1.89 2.31
2.56 2.92 1.98 2.28 2.82 1.95 2.32 2.43

Main facets' angles & azimuths, °

Avg

Min

Max

Dev

1

2

3

4

Crown curve angle (C) 35.41 35.33 35.48 0.15 35.48 35.33    
Crown head angle (H) 34.97 34.68 35.37 0.69 35.37 34.84 34.68  
Crown point angle (P) 26.17 26.17 26.17 0.00 26.17 N/A    
Crown wing angle (W) 33.78 33.17 34.40 1.23 34.40 33.17 N/A N/A
Crown curve azimuth (C)       0.38 178.92    
Crown head azimuth (H)         224.71 270.36 314.62  
Crown point azimuth (P)         90.32 N/A    
Crown wing azimuth (W)         29.85 149.68 N/A N/A
Pavilion curve angle (C) 40.94 40.76 41.11 0.35 41.11 40.76 N/A N/A
Pavilion head angle (H) 40.00 39.89 40.13 0.23 39.89 40.13 40.00  
Pavilion point angle (P) N/A N/A N/A N/A N/A N/A    
Pavilion wing angle (W) 35.38 35.18 35.57 0.40 35.57 35.18 N/A N/A
Pavilion curve azimuth (C)       1.09 182.05    
Pavilion head azimuth (H)         226.97 271.53 316.53  
Pavilion point azimuth (P)         N/A N/A    
Pavilion wing azimuth (W)         30.54 149.99 N/A N/A

Facets' slope angles

 

Facets' azimuth angles

 

Girdle facets' angles & azimuths

 

  Girdle center Culet center Table center MIC center

Main facets' angles & azimuths, ° (obsolete)

Avg

Min

Max

Dev

1

2

3

4

5

6

7

8

Crown mains angle (obsolete) 35.41 35.33 35.48 0.15 35.48 35.33            
Crown nock angle (obsolete) 30.51 26.17 34.84 8.67 26.17 34.84            
Crown other angle (obsolete) 34.41 33.17 35.37 2.21 34.40 33.17 35.37 34.68 N/A N/A N/A N/A
Pavilion mains angle (obsolete) 40.94 40.76 41.11 0.35 41.11 40.76            
Pavilion nock angle (obsolete) 40.13 40.13 40.13 0.00 40.13 N/A            
Pavilion other angle (obsolete) 37.66 35.18 40.00 4.82 35.57 35.18 39.89 40.00 N/A N/A N/A N/A

Girdle asymmetry

  Recommendation for girdle
asymmetry removing
 
 
 

Offset

Distance

Width wise

Length wise

Culet-Table offset by table axis, % 13.62 ± 0.26 0.05 13.62
Culet-Table offset by table axis, mm 0.666 ± 0.013 0.003 0.666
Girdle-Culet offset by table axis, % 23.99 ± 0.24 0.05 23.99
Girdle-Culet offset by table axis, mm 1.173 ± 0.012 0.003 1.173
Girdle-Table offset by table axis, % 10.37 ± 0.22 0.11 10.37
Girdle-Table offset by table axis, mm 0.507 ± 0.011 0.005 0.507
Girdle to table-culet line offset, % 13.62    
Girdle to table-culet line offset, mm 0.666    

Culet shift ratio by width & length

 

Width 4.892 mm, 100%
Width-wise culet shift ratio 2.448 mm, 50.04 % 2.445 mm, 49.97 %
Lengh-wise culet shift ratio 2.492 mm, 50.95 % 4.839 mm, 98.93 %
Length 7.331 mm, 100%
Lengh-wise culet shift ratio 2.492 mm, 33.99 % 4.839 mm, 66.01 %

Parameters

Cut

Sym

Diameter, mm N/A  
Total height, % N/A  
Crown height, % N/A VG
Pavilion depth, % N/A VG
Table, % N/A PR
Upper girdle angle, °   PR
Star angle, °   VG
Lower girdle angle /
Halves angle, °
  PR
Star :
Upper ratio, %
  VG
Culet, % N/A EX
Twist, °   GD
Girdle Bezel, % N/A GD
Girdle Bone, %   GD
Girdle Valley, % N/A GD

Cut parameters description