Illustrated report for oval & marquise

Polished
Oval
28.03.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 1.57, 1.5739
Spread 0.19ct, 10.86 %
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Total height
6.479 mm 9.520 mm 1.470 6.479 mm 9.520 mm 4.062 mm
Crown height Pavilion height Table Widthwise Culet Girdle
Bezel Bone Valley
0.921 mm 62.71 % 2.831 mm 3.737 mm 0.026 mm 0.310 mm 0.319 mm 0.201 mm
Appraiser title Lexus_Opt_12FEB2011
Overall cut grade GD
Symmetry appraiser title Symmetry
Overall symmetry grade N/A
Model building info The model has medium errors
   
Color
Clarity
Polish
Fluorescence
Parameter Avg Min Max Dev Cut
Grade		 Sym
Grade
Diameter, mm – 6.479 9.520 3.042% GD –
Crown Curve angle, ° 34.21 34.04 34.39 0.35 – –
Crown Head angle, ° N/A N/A N/A N/A – –
Crown Point angle, ° 30.43 30.37 30.48 0.11 – –
Crown Wing angle, ° 32.63 32.16 33.03 0.88 – –
Crown angle, ° 34.21 34.04 34.39 0.35 EX N/A
Crown SilverStar angle, ° N/A N/A N/A N/A N/A N/A
Pavilion Curve angle, ° 40.52 40.16 40.85 0.69 – –
Pavilion Head angle, ° N/A N/A N/A N/A – –
Pavilion Point angle, ° N/A N/A N/A N/A – –
Pavilion Wing angle, ° 34.06 33.82 34.33 0.51 – –
Pavilion angle, ° 40.52 40.16 40.85 0.69 VG N/A
Pavilion SilverStar angle, ° N/A N/A N/A N/A N/A N/A
Table Widthwise, % 57.67 – – – EX –
Table Lengthwise, % 66.55 – – – – –
Girdle Bezel, % 4.78 4.40 5.54 1.13 VG N/A
Girdle Bone, % 4.93 3.58 5.48 1.90 – N/A
Girdle Valley, % 3.11 2.34 3.62 1.28 N/A N/A
Facet Twist, ° 14.18 14.07 14.29 0.22 – N/A
Star : Upper ratio, %
50.26 : 
48.76 : 
52.39 : 
 3.62 – N/A
Star angle, ° 21.13 20.81 21.39 0.58 – N/A
Upper girdle angle, ° 38.58 35.19 41.57 6.38 – N/A
Lower girdle angle, ° 37.89 32.70 42.15 9.45 – N/A
Crown height, % 14.22 13.82 14.43 0.61 EX N/A
Pavilion height, % 43.71 42.89 44.48 1.59 – –
Total height, % 62.71 – – – EX –
Culet, % 0.41 0.24 0.54 0.30 N/A N/A
Azimuths, ° 1 2 3 4 5 6 7 8
Lower girdle azimuth 8.3 25.3 41.8 70.2 110.8 136.7 156.7 171.0
189.4 204.3 223.8 251.4 286.5 315.9 336.5 351.9
Star azimuth 14.6 52.9 127.7 164.4 194.5 233.5 307.9 344.9
Upper girdle azimuth 6.5 25.4 40.6 77.9 110.1 134.7 155.3 173.6
186.5 202.9 222.9 259.2 283.7 318.6 336.5 352.7

Facets angles

Shape Deviation
Ideal Girdle
Girdle center Culet center Girdle center mass Table center
Parameter 1 2 3 4 Offset by
table axis
– – – – Distance Width wise Length wise
34.39 34.04 N/A N/A
N/A N/A N/A – Culet-Table, %
30.48 30.37 – – 0.41 ± 0.23 0.25 0.33
33.03 32.53 32.16 32.81
34.39 33.03 30.48 32.53 Girdle-Culet, %
N/A N/A N/A N/A 0.35 ± 0.22 0.29 0.20
40.16 40.85 40.85 40.21
N/A N/A N/A – Girdle-Table, %
N/A N/A – – 0.13 ± 0.19 0.04 0.13
33.87 34.33 34.21 33.82
40.16 33.87 34.33 40.85 Girdle to table-culet line offset
N/A N/A N/A N/A 0.12 %, 0.008 mm
– – – –
1 2 3 4 5 6 7 8
4.95 4.41 5.54 4.93 4.71 4.40 4.59 4.69
5.13 5.23 3.58 5.05 4.92 5.02 5.48 5.04
3.44 2.94 3.59 3.37 2.62 2.34 3.47 3.18
3.62 2.77 2.72 2.93 3.06 3.04 3.36 3.28
14.07 14.29 N/A N/A N/A N/A N/A N/A

Actual Length axis asymmetry

Actual Width axis asymmetry

Both axes
symmetry

Shape Deviation

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11.25° 22.5° 45° 360° Max Min
Value, %
 N/A N/A N/A N/A N/A N/A
Value, mm
 N/A N/A N/A N/A N/A N/A
Grade
 N/A N/A N/A N/A
Azimuth, °
 N/A N/A
Legend