Illustrated report for brilliant

Polished Brilliant
Brilliant
22.04.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 0.93, 0.9352
Measurements 6.201 (6.188-6.212) x 3.908 / 0.006 (mm)
Spread -0.06ct, -6.24 %
AGS Spread -0.06 ct, -6.39%
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Diameter Average Total height
6.188 mm 6.212 mm 1.004 6.188 mm 6.212 mm 6.201 mm 3.908 mm
 
Crown height Pavilion height Table Culet Girdle height
Bezel Bone Valley
0.933 mm 2.713 mm 3.591 mm 0.028 mm 0.262 mm 0.259 mm 0.151 mm
Appraiser title GIA Facetware.Mfg
Overall cut quality VG
Symmetry appraiser title GIA Facetware.Mfg
Overall symmetry quality EX
Final grade VG
Model building info The model has small errors
   
Color
Clarity
Polish
Fluorescence
Parameter Avg Min Max Dev Cut Grade Sym Grade
Diameter, mm 6.201 6.188 6.212 0.39% - EX
Radius, mm 3.099 3.089 3.107 0.018% – –
Crown angle, ° 35.57 35.34 35.84 0.50 VG EX
Pavilion angle, ° 41.33 41.25 41.40 0.14 VG EX
Total height, % 63.01 – – – - –
Crown height, % 15.04 14.82 15.39 0.57 - EX
Crown height bone, % 15.01 14.58 15.35 0.77 – –
Pavilion height, % 43.74 43.35 44.01 0.66 – –
Pavilion upperbone, % 43.84 43.44 44.12 0.68 – –
Table, % 57.90 57.66 58.26 0.60 VG EX
Culet, % 0.45 0.31 0.54 0.24 EX -
Girdle height bezel, % 4.23 4.13 4.38 0.25 VG EX
Girdle height bone, % 4.17 3.94 4.38 0.45 – -
Girdle height 2.43 2.21 2.74 0.53 - -
valley, %
Star: 47.59: 46.41: 48.75: 2.34 VG EX
Upper ratio, % 52.41 53.59 51.25
Star angle, ° 21.14 20.32 22.34 2.01 – EX
Upper girdle 42.01 41.25 43.08 1.83 – EX
angle, °
Length girdle 76.08 74.09 77.91 3.82 VG EX
facet, %
Lower girdle angle / 42.59 42.39 42.76 0.37 – EX
Halves angle, °
Facet Twist, ° 0.98 0.09 1.95 1.86 – -
Crown height, mm 0.933 0.919 0.954 0.035 - EX
Pavilion height, mm 2.713 2.688 2.729 0.041 – –
Table, mm 3.591 3.576 3.613 0.037 VG EX
Culet, mm 0.028 0.019 0.034 0.015 EX -
Girdle height bezel, mm 0.262 0.256 0.272 0.016 VG EX
Measurement as per OctoNus theory:
Crown angle, ° 35.57 35.48 35.67 0.20 – –
Pavilion angle, ° 41.33 41.29 41.35 0.06 – –
Fish eye effect, ° 9.72 – – – - –
Culet through Crown Bezel, ° 8.30 – – – - –
Parameter, ° 1 2 3 4 5 6 7 8
Pav. azimuths dev. from ideal 1.28 -0.01 -0.48 0.00 -0.01 0.01 0.88 0.93
Crown azimuths dev. from ideal -0.24 -0.26 1.17 0.84 0.90 1.93 1.47 0.99
Crown painting 0.77 -0.63 0.79 -0.94 0.56 -1.90 2.06 0.94
0.69 -1.21 1.40 -0.87 0.86 -0.57 0.68 -0.45
Pavilion painting 1.55 -0.04 0.06 0.91 -0.91 0.26 -0.01 0.11
-1.26 -0.07 -0.77 -1.60 0.54 -2.36 1.24 -2.68
Girdle center Culet center Table center Girdle center mass
Parameter     Sym Grade
Girdle-Culet offset by table axis 0.29 ± 0.22 % 0.018 ± 0.014 mm EX
Girdle-Table offset by table axis 0.25 ± 0.20 % 0.016 ± 0.012 mm EX
Table-Culet offset by table axis 0.54 ± 0.24 % 0.034 ± 0.015 mm EX
Girdle to table-culet line offset 0.54 % 0.034 mm –
Parameter 1 2 3 4 5 6 7 8
Diameter, mm 6.190 6.204 6.207 6.200 – – – –
Radius, mm 3.098 3.101 3.104 3.098 3.092 3.102 3.103 3.100
Crown angle, ° 35.74 35.61 35.84 35.68 35.42 35.34 35.51 35.44
Pavilion angle, ° 41.29 41.33 41.25 41.35 41.29 41.37 41.40 41.35
Total height, % – – – – – – – –
Crown height, % 15.39 15.19 15.02 14.82 14.85 14.83 14.99 15.25
Crown height bone, % 15.27 15.00 15.07 14.58 14.73 14.93 15.14 15.35
Pavilion height, % 43.35 43.70 43.82 44.01 43.78 43.93 43.86 43.50
Pavilion upperbone, % 43.50 43.74 43.79 44.05 44.09 44.12 43.94 43.44
Table, % 57.66 57.93 58.26 57.78 – – – –
Culet, % – – – – – – – –
Girdle height bezel, % 4.28 4.13 4.17 4.18 4.38 4.26 4.17 4.27
Girdle height bone, % 4.25 4.27 4.16 4.38 4.19 3.96 3.94 4.22
Girdle height 2.53 2.47 2.34 2.21 2.54 2.36 2.45 2.70
valley, % 2.46 2.46 2.34 2.30 2.41 2.33 2.74 2.21
Star: 47.80: 48.65: 47.25: 46.85: 47.82: 47.16: 46.41: 48.75:
Upper ratio, % 52.20 51.35 52.75 53.15 52.18 52.84 53.59 51.25
Star angle, ° 21.53 20.90 20.93 20.65 20.32 21.22 21.21 22.34
Upper girdle 42.10 42.21 42.26 43.08 42.33 43.01 41.25 41.26
angle, ° 41.63 41.92 41.37 42.20 41.41 41.84 41.84 42.49
Length girdle 76.27 74.47 76.63 76.37 74.83 74.09 77.91 76.79
facet, % 75.75 75.54 77.60 76.95 75.87 77.34 76.28 74.51
Lower girdle angle / 42.39 42.56 42.56 42.52 42.41 42.53 42.59 42.47
Halves angle, ° 42.75 42.65 42.69 42.75 42.65 42.71 42.53 42.76
Facet Twist, ° 1.49 0.22 1.68 0.86 0.93 1.95 0.62 0.09
Crown height, mm 0.954 0.942 0.931 0.919 0.921 0.919 0.930 0.945
Pavilion height, mm 2.688 2.710 2.717 2.729 2.715 2.724 2.720 2.697
Table, mm 3.576 3.592 3.613 3.583 – – – –
Culet, mm – – – – – – – –
Girdle height bezel, mm 0.265 0.256 0.259 0.259 0.272 0.264 0.258 0.265
 
Measurement as per OctoNus theory:
Crown angle, ° 35.58 35.48 35.67 35.56 – – – –
Pavilion angle, ° 41.29 41.35 41.32 41.35 – – – –
MIC, mm 6.182 Extra Facet Crown No –
Girdle to MIC, mm 0.006 Extra Facet Pavilion No –
Paint / Dig Avg Type Cut Grade Max Dev Sym Grade
Crown, ° 0.14 EX 2.06 -
Crown,notch. 0.0, Negligible 0.6
Pavilion, ° -0.32 EX -2.68 -
Pavilion,notch. 0.1, Negligible 0.7