Illustrated report for brilliant

Polished Brilliant
Brilliant
16.05.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 5.55, 5.5502
Measurements 11.434 (11.404-11.453) x 6.979 / 0.000 (mm)
Spread -0.03ct, -0.51 %
AGS Spread -0.04 ct, -0.67%
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Diameter Average Total height
11.404 mm 11.453 mm 1.004 11.404 mm 11.453 mm 11.434 mm 6.979 mm
 
Crown height Pavilion height Table Culet Girdle height
Bezel Bone Valley
1.703 mm 4.914 mm 6.461 mm 0.030 mm 0.362 mm 0.399 mm 0.193 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 11.434 11.404 11.453 0.43% - EX
Radius, mm 5.715 5.697 5.730 0.032% – –
Crown angle, ° 34.43 34.34 34.58 0.23 EX EX
Pavilion angle, ° 40.77 40.70 40.86 0.17 EX EX
Total height, % 61.04 – – – - –
Crown height, % 14.89 14.71 15.20 0.49 - EX
Crown height bone, % 14.55 14.40 14.70 0.29 – –
Pavilion height, % 42.98 42.76 43.26 0.50 – –
Pavilion upperbone, % 43.00 42.82 43.22 0.40 – –
Table, % 56.51 56.25 56.66 0.41 EX EX
Culet, % 0.26 0.23 0.29 0.06 EX -
Girdle height bezel, % 3.16 3.02 3.47 0.45 EX EX
Girdle height bone, % 3.49 3.36 3.67 0.31 – -
Girdle height 1.68 1.34 1.96 0.62 - -
valley, %
Star: 47.89: 47.35: 48.60: 1.25 EX EX
Upper ratio, % 52.11 52.65 51.40
Star angle, ° 21.07 20.59 21.44 0.85 – EX
Upper girdle 39.81 38.81 40.59 1.78 – EX
angle, °
Length girdle 77.57 76.88 78.09 1.21 EX EX
facet, %
Lower girdle angle / 41.92 41.80 42.07 0.28 – EX
Halves angle, °
Facet Twist, ° 0.30 0.02 0.52 0.50 – -
Crown height, mm 1.703 1.682 1.738 0.056 - EX
Pavilion height, mm 4.914 4.889 4.947 0.057 – –
Table, mm 6.461 6.431 6.478 0.047 EX EX
Culet, mm 0.030 0.026 0.033 0.007 EX -
Girdle height bezel, mm 0.362 0.345 0.397 0.052 EX EX
Measurement as per OctoNus theory:
Crown angle, ° 34.43 34.38 34.48 0.10 – –
Pavilion angle, ° 40.77 40.70 40.81 0.11 – –
Fish eye effect, ° 8.34 – – – - –
Culet through Crown Bezel, ° 10.61 – – – - –
Parameter, ° 1 2 3 4 5 6 7 8
Pav. azimuths dev. from ideal 0.26 -0.10 0.16 -0.16 0.07 -0.23 0.15 -0.06
Crown azimuths dev. from ideal 0.60 -0.12 0.54 -0.31 0.59 -0.04 0.67 0.21
Crown painting 2.11 1.69 0.94 0.60 1.24 0.43 1.38 0.47
1.65 1.53 0.35 1.62 1.09 1.91 1.55 2.61
Pavilion painting 0.05 0.26 -0.24 -0.19 0.12 -0.04 -0.20 0.02
-0.01 0.28 -0.44 0.10 -0.07 0.35 -0.37 -0.08
Girdle center Culet center Table center Girdle center mass
Parameter     Sym Grade
Girdle-Culet offset by table axis 0.29 ± 0.14 % 0.033 ± 0.016 mm EX
Girdle-Table offset by table axis 0.32 ± 0.11 % 0.036 ± 0.013 mm EX
Table-Culet offset by table axis 0.53 ± 0.15 % 0.060 ± 0.018 mm EX
Girdle to table-culet line offset 0.53 % 0.060 mm –
Parameter 1 2 3 4 5 6 7 8
Diameter, mm 11.420 11.438 11.438 11.433 – – – –
Radius, mm 5.708 5.713 5.726 5.713 5.712 5.724 5.711 5.720
Crown angle, ° 34.39 34.42 34.40 34.53 34.58 34.34 34.40 34.39
Pavilion angle, ° 40.76 40.86 40.77 40.71 40.85 40.74 40.75 40.70
Total height, % – – – – – – – –
Crown height, % 15.20 14.96 14.87 14.74 14.75 14.71 14.90 15.01
Crown height bone, % 14.70 14.59 14.66 14.44 14.40 14.42 14.66 14.50
Pavilion height, % 42.76 42.86 42.86 42.83 43.25 43.26 43.12 42.91
Pavilion upperbone, % 42.83 42.91 42.82 43.16 43.21 43.22 43.01 42.87
Table, % 56.25 56.66 56.58 56.55 – – – –
Culet, % – – – – – – – –
Girdle height bezel, % 3.08 3.22 3.30 3.47 3.04 3.07 3.02 3.12
Girdle height bone, % 3.51 3.54 3.56 3.44 3.42 3.40 3.36 3.67
Girdle height 1.75 1.61 1.82 1.64 1.96 1.87 1.84 1.46
valley, % 1.61 1.45 1.77 1.34 1.65 1.68 1.77 1.73
Star: 47.54: 47.35: 48.60: 48.03: 47.81: 48.21: 47.75: 47.86:
Upper ratio, % 52.46 52.65 51.40 51.97 52.19 51.79 52.25 52.14
Star angle, ° 21.36 20.96 21.29 20.59 21.11 20.84 21.44 21.00
Upper girdle 39.39 39.63 39.74 40.15 39.97 40.59 39.99 40.42
angle, ° 39.95 39.93 39.85 39.84 39.76 39.63 39.24 38.81
Length girdle 77.79 77.81 76.88 78.09 77.30 77.81 77.57 77.60
facet, % 77.45 77.32 77.23 78.02 77.75 77.55 77.06 77.95
Lower girdle angle / 41.97 42.05 42.00 41.99 41.86 41.86 41.90 42.07
Halves angle, ° 41.97 41.94 41.83 41.97 41.82 41.80 41.84 41.87
Facet Twist, ° 0.33 0.02 0.38 0.15 0.52 0.19 0.52 0.27
Crown height, mm 1.738 1.710 1.700 1.685 1.687 1.682 1.703 1.716
Pavilion height, mm 4.889 4.901 4.901 4.897 4.945 4.947 4.931 4.906
Table, mm 6.431 6.478 6.469 6.466 – – – –
Culet, mm – – – – – – – –
Girdle height bezel, mm 0.352 0.368 0.378 0.397 0.347 0.351 0.345 0.357
 
Measurement as per OctoNus theory:
Crown angle, ° 34.48 34.38 34.40 34.46 – – – –
Pavilion angle, ° 40.81 40.80 40.76 40.70 – – – –
MIC, mm 11.404 Extra Facet Crown No –
Girdle to MIC, mm 0.000 Extra Facet Pavilion No –
Paint / Dig Avg Type Cut Grade Max Dev Sym Grade
Crown, ° 1.32 Painting EX 2.61 -
Crown,notch. 0.4, Small 0.7
Pavilion, ° -0.03 EX -0.44 -
Pavilion,notch. 0.0, Negligible 0.1