Illustrated report for brilliant

Polished Brilliant
Brilliant
16.03.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 5.08, 5.0873
Measurements 11.055 (11.040-11.070) x 6.792 / 0.007 (mm)
Spread -0.10ct, -1.92 %
AGS Spread -0.10 ct, -2.07%
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Diameter Average Total height
11.040 mm 11.070 mm 1.003 11.040 mm 11.070 mm 11.055 mm 6.792 mm
 
Crown height Pavilion height Table Culet Girdle height
Bezel Bone Valley
1.636 mm 4.773 mm 6.318 mm 0.031 mm 0.383 mm 0.390 mm 0.201 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 11.055 11.040 11.070 0.27% - EX
Radius, mm 5.526 5.515 5.538 0.023% – –
Crown angle, ° 34.71 34.40 35.03 0.63 EX EX
Pavilion angle, ° 40.91 40.78 41.01 0.23 EX EX
Total height, % 61.44 – – – - –
Crown height, % 14.80 14.66 14.92 0.26 - EX
Crown height bone, % 14.80 14.59 14.99 0.41 – –
Pavilion height, % 43.17 42.89 43.36 0.47 – –
Pavilion upperbone, % 43.12 42.87 43.31 0.44 – –
Table, % 57.15 56.95 57.41 0.46 EX EX
Culet, % 0.28 0.24 0.31 0.07 EX -
Girdle height bezel, % 3.47 3.22 3.70 0.48 EX EX
Girdle height bone, % 3.52 3.27 3.71 0.44 – -
Girdle height 1.82 1.49 2.06 0.57 - -
valley, %
Star: 47.82: 47.34: 48.51: 1.17 EX EX
Upper ratio, % 52.18 52.66 51.49
Star angle, ° 20.79 20.52 21.13 0.62 – EX
Upper girdle 41.10 40.55 41.58 1.04 – EX
angle, °
Length girdle 75.97 74.73 77.11 2.38 EX EX
facet, %
Lower girdle angle / 42.09 41.97 42.31 0.34 – EX
Halves angle, °
Facet Twist, ° 0.29 0.08 0.83 0.74 – -
Crown height, mm 1.636 1.621 1.650 0.029 - EX
Pavilion height, mm 4.773 4.741 4.793 0.052 – –
Table, mm 6.318 6.296 6.347 0.051 EX EX
Culet, mm 0.031 0.027 0.034 0.007 EX -
Girdle height bezel, mm 0.383 0.356 0.409 0.053 EX EX
Measurement as per OctoNus theory:
Crown angle, ° 34.71 34.48 34.90 0.42 – –
Pavilion angle, ° 40.91 40.83 40.96 0.13 – –
Fish eye effect, ° 8.55 – – – - –
Culet through Crown Bezel, ° 10.43 – – – - –
Parameter, ° 1 2 3 4 5 6 7 8
Pav. azimuths dev. from ideal -0.11 0.40 -0.01 0.34 -0.12 -0.15 -0.10 0.01
Crown azimuths dev. from ideal -0.26 0.06 -0.13 -0.47 0.09 0.10 -0.17 0.35
Crown painting 0.34 -0.34 -0.85 0.13 -0.25 0.38 0.15 0.42
0.06 -0.59 1.08 0.77 -0.18 -0.13 -0.23 0.71
Pavilion painting -0.21 -0.27 0.79 0.37 -0.07 -0.11 0.90 0.14
0.60 0.17 0.54 -0.43 -0.04 0.09 0.62 0.41
Girdle center Culet center Table center Girdle center mass
Parameter     Sym Grade
Girdle-Culet offset by table axis 0.09 ± 0.14 % 0.010 ± 0.016 mm EX
Girdle-Table offset by table axis 0.05 ± 0.12 % 0.005 ± 0.013 mm EX
Table-Culet offset by table axis 0.08 ± 0.16 % 0.009 ± 0.017 mm EX
Girdle to table-culet line offset 0.08 % 0.009 mm –
Parameter 1 2 3 4 5 6 7 8
Diameter, mm 11.047 11.056 11.050 11.065 – – – –
Radius, mm 5.524 5.530 5.523 5.534 5.522 5.526 5.527 5.531
Crown angle, ° 35.03 34.40 34.98 34.53 34.72 34.80 34.81 34.43
Pavilion angle, ° 40.78 40.95 41.01 40.91 40.89 40.98 40.90 40.89
Total height, % – – – – – – – –
Crown height, % 14.92 14.74 14.82 14.77 14.83 14.86 14.81 14.66
Crown height bone, % 14.82 14.96 14.77 14.69 14.99 14.59 14.70 14.86
Pavilion height, % 42.89 43.17 43.26 43.25 43.16 43.36 43.20 43.08
Pavilion upperbone, % 43.04 43.14 43.16 43.16 43.18 43.31 43.07 42.87
Table, % 57.05 56.95 57.41 57.18 – – – –
Culet, % – – – – – – – –
Girdle height bezel, % 3.63 3.52 3.36 3.41 3.45 3.22 3.43 3.70
Girdle height bone, % 3.57 3.34 3.51 3.58 3.27 3.55 3.67 3.71
Girdle height 2.06 1.85 1.76 1.64 1.69 1.76 1.94 1.87
valley, % 1.71 1.49 1.63 1.69 1.86 2.05 2.04 2.06
Star: 48.51: 47.34: 47.51: 47.97: 48.15: 47.68: 47.90: 47.53:
Upper ratio, % 51.49 52.66 52.49 52.03 51.85 52.32 52.10 52.47
Star angle, ° 20.59 20.78 20.78 20.82 20.52 21.13 20.76 20.94
Upper girdle 41.04 41.13 41.48 41.42 41.32 41.00 40.58 40.98
angle, ° 41.15 41.58 40.55 40.90 41.30 40.87 41.09 41.20
Length girdle 75.61 75.89 76.05 76.87 76.96 77.11 76.69 75.89
facet, % 75.34 75.90 75.41 75.54 76.16 76.04 75.31 74.73
Lower girdle angle / 42.03 42.16 42.08 42.17 42.17 42.10 41.98 42.06
Halves angle, ° 42.04 42.13 42.19 42.31 42.03 42.06 42.04 41.97
Facet Twist, ° 0.17 0.36 0.14 0.83 0.19 0.23 0.08 0.32
Crown height, mm 1.650 1.630 1.638 1.633 1.640 1.643 1.637 1.621
Pavilion height, mm 4.741 4.773 4.783 4.781 4.771 4.793 4.775 4.762
Table, mm 6.307 6.296 6.347 6.322 – – – –
Culet, mm – – – – – – – –
Girdle height bezel, mm 0.401 0.389 0.371 0.377 0.381 0.356 0.379 0.409
 
Measurement as per OctoNus theory:
Crown angle, ° 34.87 34.60 34.90 34.48 – – – –
Pavilion angle, ° 40.83 40.96 40.96 40.90 – – – –
MIC, mm 11.034 Extra Facet Crown No –
Girdle to MIC, mm 0.007 Extra Facet Pavilion No –
Paint / Dig Avg Type Cut Grade Max Dev Sym Grade
Crown, ° 0.09 EX 1.08 -
Crown,notch. 0.0, Negligible 0.3
Pavilion, ° 0.22 EX 0.90 -
Pavilion,notch. 0.1, Negligible 0.2