Illustrated report for oval & marquise

Polished
Marquise
14.05.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 2.86, 2.8603
Spread 0.51ct, 15.06 %
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Total height
7.633 mm 13.749 mm 1.801 7.633 mm 13.749 mm 4.787 mm
Crown height Pavilion height Table Widthwise Culet Girdle
Bezel Bone Valley
1.089 mm 62.72 % 3.303 mm 4.439 mm 0.018 mm 0.395 mm 0.472 mm 0.328 mm
Appraiser title Marquise
Overall cut grade Poor
Symmetry appraiser title Marquise
Overall symmetry grade EX
Model building info The model has small errors
   
Color
Clarity
Polish
Fluorescence
Parameter Avg Min Max Dev Cut
Grade		 Sym
Grade
Diameter, mm – 7.633 13.749 6.117% N/A –
Crown Curve angle, ° 34.48 34.46 34.50 0.04 – –
Crown Head angle, ° N/A N/A N/A N/A – –
Crown Point angle, ° 19.59 19.35 19.82 0.48 – –
Crown Wing angle, ° 30.57 30.49 30.79 0.30 – –
Crown angle, ° 34.48 34.46 34.50 0.04 EX EX
Crown SilverStar angle, ° N/A N/A N/A N/A Poor EX
Pavilion Curve angle, ° 40.23 40.18 40.27 0.09 – –
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, ° 34.45 34.25 34.75 0.51 – –
Pavilion angle, ° 40.23 40.18 40.27 0.09 GD EX
Pavilion SilverStar angle, ° N/A N/A N/A N/A Poor EX
Table Widthwise, % 58.15 – – – N/A –
Table Lengthwise, % 54.77 – – – – –
Girdle Bezel, % 5.18 4.26 6.49 2.24 VG N/A
Girdle Bone, % 6.18 5.23 7.13 1.91 – N/A
Girdle Valley, % 4.30 3.53 5.52 1.99 N/A N/A
Facet Twist, ° 11.56 10.50 12.24 1.74 – N/A
Star : Upper ratio, %
45.40 : 
43.77 : 
46.58 : 
 2.81 – N/A
Star angle, ° 22.07 21.65 22.53 0.87 – N/A
Upper girdle angle, ° 33.69 26.99 38.14 11.14 – N/A
Lower girdle angle, ° 37.89 31.73 41.97 10.23 – N/A
Crown height, % 14.26 13.99 14.66 0.67 EX N/A
Pavilion height, % 43.27 42.15 44.37 2.22 – –
Total height, % 62.72 – – – EX –
Culet, % 0.24 0.09 0.34 0.25 N/A N/A
Azimuths, ° 1 2 3 4 5 6 7 8
Lower girdle azimuth 7.3 21.7 33.2 47.4 130.9 144.9 160.1 173.1
187.1 201.3 213.1 232.6 308.1 324.9 340.7 352.9
Star azimuth 17.2 49.7 129.7 162.6 196.9 228.1 310.7 341.8
Upper girdle azimuth 4.9 21.4 30.2 61.8 123.3 148.4 159.7 174.4
185.2 201.4 211.7 239.1 303.4 327.9 336.9 356.2

Facets angles

Shape Deviation
Ideal Girdle
[PictureID=PLOT_TWO_GIRDLES;PavilionView=1;PictureType=1;FontSize=550;FileNamePNG=PLOT_TWO_GIRDLES.png;Width=500;Height=1000;]
Girdle center Culet center Girdle center mass Table center
Parameter 1 2 3 4 Offset by
table axis
– – – – Distance Width wise Length wise
34.50 34.46 N/A N/A
N/A N/A N/A – Culet-Table, %
19.35 19.82 – – 0.19 ± 0.20 0.18 0.07
30.49 30.53 30.49 30.79
34.50 30.49 19.35 30.53 Girdle-Culet, %
N/A N/A N/A N/A 0.46 ± 0.19 0.27 0.37
40.27 40.27 40.20 40.18
N/A N/A N/A – Girdle-Table, %
N/A N/A – – 0.31 ± 0.16 0.09 0.30
34.75 34.45 34.35 34.25
40.27 34.75 34.45 40.27 Girdle to table-culet line offset
N/A N/A N/A N/A 0.35 %, 0.026 mm
– – – –
1 2 3 4 5 6 7 8
4.32 4.26 6.49 5.71 5.41 5.21 4.98 5.03
5.23 7.13 7.01 5.47 5.51 6.89 6.74 5.47
3.81 3.53 3.94 5.52 5.43 4.77 4.18 4.40
4.13 4.14 4.46 4.40 4.16 4.17 3.92 3.88
12.24 10.50 11.82 11.70 N/A N/A N/A N/A

Actual Length axis asymmetry

Actual Width axis asymmetry

Both axes
symmetry

Shape Deviation

[PictureID=PLOT_SHAPE_DEVIATION;PavilionView=1;PictureType=1;FontSize=400;FileNamePNG=PLOT_SHAPE_DEVIATION.png;Width=1000;Height=255;]
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