Illustrated report for brilliant

Polished Brilliant
Brilliant
20.03.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 5.13, 5.1330
Measurements 11.001 (10.964-11.021) x 6.817 / 0.009 (mm)
Spread -0.22ct, -4.38 %
AGS Spread -0.22 ct, -4.52%
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Diameter Average Total height
10.964 mm 11.021 mm 1.005 10.964 mm 11.021 mm 11.001 mm 6.817 mm
 
Crown height Pavilion height Table Culet Girdle height
Bezel Bone Valley
1.632 mm 4.734 mm 6.298 mm 0.032 mm 0.452 mm 0.467 mm 0.268 mm
Appraiser title GIA Facetware.Mfg
Overall cut quality EX
Symmetry appraiser title GIA Facetware.Mfg
Overall symmetry quality EX
Final 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 11.001 10.964 11.021 0.52% - EX
Radius, mm 5.498 5.470 5.515 0.045% – –
Crown angle, ° 34.72 34.60 34.89 0.30 EX EX
Pavilion angle, ° 40.78 40.58 40.94 0.36 EX EX
Total height, % 61.97 – – – - –
Crown height, % 14.83 14.71 14.99 0.27 - EX
Crown height bone, % 14.79 14.64 14.98 0.35 – –
Pavilion height, % 43.03 42.88 43.17 0.29 – –
Pavilion upperbone, % 42.93 42.60 43.24 0.64 – –
Table, % 57.24 57.04 57.43 0.39 EX EX
Culet, % 0.29 0.25 0.33 0.08 EX -
Girdle height bezel, % 4.11 3.93 4.37 0.44 EX EX
Girdle height bone, % 4.25 3.92 4.49 0.57 – -
Girdle height 2.44 1.86 2.74 0.89 - -
valley, %
Star: 49.54: 49.26: 50.17: 0.90 EX EX
Upper ratio, % 50.46 50.74 49.83
Star angle, ° 21.22 20.80 21.58 0.78 – EX
Upper girdle 41.59 41.17 42.40 1.23 – EX
angle, °
Length girdle 76.26 75.48 77.02 1.54 EX EX
facet, %
Lower girdle angle / 41.98 41.74 42.19 0.45 – EX
Halves angle, °
Facet Twist, ° 0.19 0.05 0.39 0.34 – -
Crown height, mm 1.632 1.619 1.649 0.030 - EX
Pavilion height, mm 4.734 4.718 4.750 0.032 – –
Table, mm 6.298 6.275 6.318 0.043 EX EX
Culet, mm 0.032 0.027 0.036 0.009 EX -
Girdle height bezel, mm 0.452 0.432 0.481 0.049 EX EX
Measurement as per OctoNus theory:
Crown angle, ° 34.72 34.65 34.78 0.13 – –
Pavilion angle, ° 40.78 40.69 40.87 0.18 – –
Fish eye effect, ° 7.89 – – – - –
Culet through Crown Bezel, ° 10.02 – – – - –
Parameter, ° 1 2 3 4 5 6 7 8
Pav. azimuths dev. from ideal 0.00 -0.14 0.47 0.45 0.30 -0.19 -0.25 -0.14
Crown azimuths dev. from ideal -0.04 -0.04 0.24 0.70 0.25 -0.29 0.16 0.19
Crown painting -0.19 -0.76 0.04 1.12 -2.20 -1.39 0.16 0.13
-0.01 0.10 -0.25 -0.20 0.00 -0.19 0.65 0.11
Pavilion painting -0.04 0.19 -0.08 -0.39 0.16 -0.11 0.26 -0.13
0.09 0.05 -0.08 -0.09 -0.31 -0.13 0.26 0.10
Girdle center Culet center Table center Girdle center mass
Parameter     Sym Grade
Girdle-Culet offset by table axis 0.19 ± 0.14 % 0.021 ± 0.016 mm EX
Girdle-Table offset by table axis 0.18 ± 0.12 % 0.019 ± 0.013 mm EX
Table-Culet offset by table axis 0.32 ± 0.16 % 0.035 ± 0.017 mm EX
Girdle to table-culet line offset 0.32 % 0.035 mm –
Parameter 1 2 3 4 5 6 7 8
Diameter, mm 11.016 11.009 11.010 11.013 – – – –
Radius, mm 5.506 5.500 5.499 5.511 5.509 5.508 5.511 5.501
Crown angle, ° 34.81 34.62 34.84 34.60 34.63 34.68 34.72 34.89
Pavilion angle, ° 40.58 40.80 40.70 40.79 40.81 40.94 40.81 40.78
Total height, % – – – – – – – –
Crown height, % 14.71 14.77 14.81 14.99 14.87 14.87 14.80 14.85
Crown height bone, % 14.67 14.80 14.98 14.96 14.87 14.64 14.69 14.73
Pavilion height, % 42.88 43.17 42.92 43.04 42.96 43.17 43.06 43.03
Pavilion upperbone, % 42.80 43.24 42.60 43.02 43.08 42.89 42.94 42.85
Table, % 57.43 57.19 57.32 57.04 – – – –
Culet, % – – – – – – – –
Girdle height bezel, % 4.37 4.03 4.23 3.95 4.14 3.93 4.10 4.10
Girdle height bone, % 4.49 3.92 4.38 4.00 4.03 4.45 4.33 4.39
Girdle height 2.68 2.57 1.86 2.41 2.51 2.40 2.17 2.42
valley, % 2.57 2.45 2.36 2.57 2.43 2.63 2.25 2.74
Star: 49.28: 49.97: 49.26: 49.33: 49.29: 49.36: 49.68: 50.17:
Upper ratio, % 50.72 50.03 50.74 50.67 50.71 50.64 50.32 49.83
Star angle, ° 21.39 21.13 20.80 21.58 21.31 20.82 21.54 21.15
Upper girdle 41.49 41.75 41.62 41.17 42.40 41.94 41.45 41.26
angle, ° 41.39 41.39 41.62 41.56 41.49 41.63 41.69 41.65
Length girdle 77.02 76.48 76.74 76.56 76.27 76.13 76.91 76.67
facet, % 75.66 75.95 75.48 75.74 76.10 76.75 75.93 75.79
Lower girdle angle / 41.74 41.83 42.18 41.98 41.88 41.86 42.09 41.96
Halves angle, ° 42.09 42.15 42.19 42.05 42.04 41.94 41.99 41.77
Facet Twist, ° 0.05 0.09 0.24 0.23 0.06 0.12 0.39 0.31
Crown height, mm 1.619 1.625 1.630 1.649 1.636 1.636 1.629 1.633
Pavilion height, mm 4.718 4.749 4.722 4.735 4.726 4.750 4.737 4.734
Table, mm 6.318 6.292 6.306 6.275 – – – –
Culet, mm – – – – – – – –
Girdle height bezel, mm 0.481 0.444 0.466 0.434 0.456 0.432 0.451 0.451
 
Measurement as per OctoNus theory:
Crown angle, ° 34.72 34.65 34.78 34.74 – – – –
Pavilion angle, ° 40.69 40.87 40.75 40.79 – – – –
MIC, mm 10.955 Extra Facet Crown No –
Girdle to MIC, mm 0.009 Extra Facet Pavilion No –
Paint / Dig Avg Type Cut Grade Max Dev Sym Grade
Crown, ° -0.18 EX -2.20 -
Crown,notch. 0.0, Negligible 0.6
Pavilion, ° -0.01 EX -0.39 -
Pavilion,notch. 0.0, Negligible 0.1