Illustrated report for oval & marquise

Polished
Oval
21.04.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 1.54, 1.5450
Spread 0.19ct, 11.08 %
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Total height
6.557 mm 9.324 mm 1.422 6.557 mm 9.324 mm 4.061 mm
Crown height Pavilion height Table Widthwise Culet Girdle
Bezel Bone Valley
0.960 mm 61.93 % 2.830 mm 3.797 mm 0.026 mm 0.271 mm 0.323 mm 0.184 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 small errors
   
Color
Clarity
Polish
Fluorescence
Parameter Avg Min Max Dev Cut
Grade		 Sym
Grade
Diameter, mm – 6.557 9.324 2.767% VG –
Crown Curve angle, ° 34.80 34.80 34.80 0.00 – –
Crown Head angle, ° N/A N/A N/A N/A – –
Crown Point angle, ° 31.30 31.29 31.31 0.02 – –
Crown Wing angle, ° 31.61 31.12 31.86 0.74 – –
Crown angle, ° 34.80 34.80 34.80 0.00 EX N/A
Crown SilverStar angle, ° N/A N/A N/A N/A N/A N/A
Pavilion Curve angle, ° 40.16 40.13 40.25 0.12 – –
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, ° 33.82 33.69 34.01 0.32 – –
Pavilion angle, ° 40.16 40.13 40.25 0.12 GD N/A
Pavilion SilverStar angle, ° N/A N/A N/A N/A N/A N/A
Table Widthwise, % 57.91 – – – EX –
Table Lengthwise, % 65.09 – – – – –
Girdle Bezel, % 4.13 3.78 4.48 0.70 EX N/A
Girdle Bone, % 4.93 4.63 5.43 0.80 – N/A
Girdle Valley, % 2.81 2.26 3.40 1.13 N/A N/A
Facet Twist, ° 14.69 14.51 14.88 0.38 – N/A
Star : Upper ratio, %
47.56 : 
46.08 : 
48.78 : 
 2.70 – N/A
Star angle, ° 19.56 19.25 19.95 0.70 – N/A
Upper girdle angle, ° 37.43 36.21 39.58 3.38 – N/A
Lower girdle angle, ° 38.01 33.03 42.10 9.07 – N/A
Crown height, % 14.63 14.28 15.08 0.80 EX N/A
Pavilion height, % 43.16 42.87 43.61 0.73 – –
Total height, % 61.93 – – – EX –
Culet, % 0.40 0.22 0.54 0.32 N/A N/A
Azimuths, ° 1 2 3 4 5 6 7 8
Lower girdle azimuth 8.0 23.1 43.4 71.9 107.4 137.4 155.6 173.3
186.7 203.0 222.7 251.7 287.6 317.1 336.3 352.6
Star azimuth 18.4 52.2 126.8 161.5 198.4 232.6 306.4 342.4
Upper girdle azimuth 7.1 25.2 41.7 75.9 103.0 138.1 154.0 173.8
185.9 204.3 222.0 256.7 282.0 319.0 334.7 353.7

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
34.80 34.80 N/A N/A
N/A N/A N/A – Culet-Table, %
31.31 31.29 – – 0.24 ± 0.23 0.05 0.24
31.82 31.63 31.12 31.86
34.80 31.82 31.31 31.63 Girdle-Culet, %
N/A N/A N/A N/A 0.17 ± 0.21 0.07 0.16
40.13 40.13 40.25 40.13
N/A N/A N/A – Girdle-Table, %
N/A N/A – – 0.14 ± 0.19 0.12 0.08
33.73 33.69 34.01 33.86
40.13 33.73 33.69 40.13 Girdle to table-culet line offset
N/A N/A N/A N/A 0.10 %, 0.007 mm
– – – –
1 2 3 4 5 6 7 8
3.78 4.48 4.05 4.31 3.84 4.46 3.96 4.20
4.63 4.70 5.06 5.19 4.71 5.04 5.43 4.64
2.97 3.23 2.65 2.32 2.70 2.83 3.26 2.89
2.76 3.40 2.76 2.31 2.26 3.08 2.60 2.92
14.51 14.88 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