Illustrated report for oval & marquise

Polished
Model Shadow scan
Expert name N/A
Scale weight, ct 1.57
Corrected mass, ct 1.57, 1.5740
Spread 0.12ct, 6.87 %
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Total height
6.096 mm 9.636 mm 1.581 6.096 mm 9.636 mm 3.545 mm
Crown height Pavilion height Table Widthwise Culet Girdle
Bezel Bone Valley
0.732 mm 58.15 % 2.410 mm 4.025 mm 0.044 mm 0.403 mm 0.400 mm 0.252 mm
Appraiser title GIA Facetware.Mfg
Overall cut grade Unknown
Symmetry appraiser title GIA Facetware.Mfg
Overall symmetry grade Unknown
Model building info The model has medium errors
   
Color
Clarity
Polish
Fluorescence
Parameter Avg Min Max Dev Cut Grade Sym Grade
Diameter, mm – 6.096 9.636 3.540% - –
Crown Curve angle, ° 33.63 33.29 33.97 0.68 – –
Crown Head angle, ° N/A N/A N/A N/A – –
Crown Point angle, ° 29.73 29.68 29.78 0.10 – –
Crown Wing angle, ° 33.16 32.82 33.42 0.60 – –
Pavilion Curve angle, ° 30.89 30.55 31.23 0.68 – –
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, ° 29.55 28.18 31.15 2.96 – –
Table Widthwise, % 66.03 – – – Unknown –
Table Lengthwise, % 71.72 – – – – –
Girdle Bezel, % 6.60 5.13 8.18 3.05 Unknown N/A
Girdle Bone, % 6.57 5.10 9.57 4.46 – -
Girdle Valley, % 4.13 2.71 5.97 3.25 - -
Facet Twist, ° 5.66 0.59 10.19 9.61 – -
Star : Upper ratio, %
47.65 : 
40.52 : 
59.46 : 
18.94 – N/A
Star angle, ° 19.38 17.39 21.22 3.82 – N/A
Upper girdle angle, ° 36.44 34.00 40.54 6.54 – N/A
Lower girdle angle, ° 65.49 65.29 65.69 0.41 – N/A
Crown height, % 12.01 11.01 13.05 2.04 - N/A
Pavilion height, % 39.54 36.91 40.94 4.03 – –
Total height, % 58.15 – – – N/A –
Culet, % 0.72 0.50 0.83 0.32 N/A -
Crown angle, ° 33.63 33.29 33.97 0.68 Unknown N/A
Crown SilverStar angle, ° N/A N/A N/A N/A N/A N/A
Pavilion angle, ° 30.89 30.55 31.23 0.68 Unknown N/A
Pavilion SilverStar angle, ° N/A N/A N/A N/A N/A N/A
Azimuths, ° 1 2 3 4 5 6 7 8
Upper girdle azimuth 2.6 26.8 42.3 75.2 83.0 104.5 133.8 152.6
177.8 184.1 209.4 221.8 255.0 262.0 284.0 321.0
Lower girdle azimuth 10.6 353.5 N/A N/A N/A N/A N/A N/A
N/A N/A N/A N/A N/A N/A N/A N/A
Lower girdle azimuth 22.0 57.8 109.4 126.1 159.4 169.3 190.2 203.3

Facets angles

Girdle center Culet center Table center Girdle center mass
Parameter 1 2 3 4 Offset by table axis
– – – – Distance Width wise Length wise
33.29 33.97 N/A N/A
N/A N/A N/A – Culet-Table, %
29.68 29.78 – – 0.44 Â± 0.24 0.10 0.43
33.37 33.04 33.42 32.82 Girdle-Culet, %
30.55 31.23 30.90 N/A 0.36 Â± 0.23 0.32 0.16
N/A N/A N/A – Girdle-Table, %
N/A N/A – – 0.63 Â± 0.20 0.22 0.59
30.40 29.62 28.76 28.48 Girdle to table-culet line offset
– – – – 0.55 %, 0.033 mm
1 2 3 4 5 6 7 8
7.58 5.13 6.63 5.65 6.96 6.20 8.18 6.48
6.28 6.09 5.10 6.57 5.62 6.21 5.98 5.63
4.89 3.65 3.12 3.00 3.49 3.76 2.71 3.02
3.76 3.76 5.60 5.44 5.58 4.38 4.76 2.97
8.25 3.61 0.59 10.19 N/A N/A N/A N/A

Actual Length axis asymmetry

Actual Width axis asymmetry

Both axes symmetry correction