Illustrated report for brilliant

Polished Brilliant
Brilliant
26.05.2026
Model Shadow scan
Expert name N/A
Scale weight, ct N/A
Corrected mass, ct 1.47, 1.4688
Measurements 7.305 (7.278-7.323) x 4.484 / 0.003 (mm)
Spread -0.03ct, -2.06 %
AGS Spread -0.03 ct, -2.19%
Extra Facet Girdle / Nat No
Width Length Ratio (L/W) Diameter Minimum Diameter Maximum Diameter Average Total height
7.278 mm 7.323 mm 1.006 7.278 mm 7.323 mm 7.305 mm 4.484 mm
 
Crown height Pavilion height Table Culet Girdle height
Bezel Bone Valley
1.079 mm 3.136 mm 4.140 mm 0.031 mm 0.268 mm 0.266 mm 0.146 mm
Appraiser title SpecialCuboid
Overall cut quality N/A
Symmetry appraiser title Symmetry
Overall symmetry quality VG
Final grade N/A
Model building info The model has small errors
   
Color
Clarity
Polish
Fluorescence
Parameter Avg Min Max Dev Cut Grade Sym Grade
Diameter, mm 7.305 7.278 7.323 0.62% N/A VG
Radius, mm 3.651 3.634 3.664 0.030% – –
Crown angle, ° 34.26 34.00 34.39 0.40 N/A EX
Pavilion angle, ° 40.77 40.70 40.91 0.21 N/A EX
Total height, % 61.37 – – – N/A –
Crown height, % 14.77 14.47 15.13 0.65 N/A EX
Crown height bone, % 14.83 14.45 15.22 0.76 – –
Pavilion height, % 42.93 42.68 43.08 0.40 – –
Pavilion upperbone, % 42.91 42.57 43.15 0.58 – –
Table, % 56.68 56.39 56.93 0.55 N/A EX
Culet, % 0.42 0.37 0.45 0.07 N/A EX
Girdle height bezel, % 3.67 3.44 3.93 0.49 N/A EX
Girdle height bone, % 3.64 3.29 4.05 0.76 – VG
Girdle height 2.00 1.70 2.33 0.63 N/A EX
valley, %
Star: 50.47: 49.63: 51.83: 2.19 N/A VG
Upper ratio, % 49.53 50.37 48.17
Star angle, ° 21.60 21.17 22.06 0.89 – EX
Upper girdle 41.12 40.93 41.43 0.50 – EX
angle, °
Length girdle 79.72 78.21 80.46 2.25 N/A EX
facet, %
Lower girdle angle / 41.85 41.77 41.98 0.21 – EX
Halves angle, °
Facet Twist, ° 0.42 0.03 0.96 0.92 – EX
Crown height, mm 1.079 1.057 1.105 0.048 N/A EX
Pavilion height, mm 3.136 3.118 3.147 0.030 – –
Table, mm 4.140 4.119 4.159 0.040 N/A EX
Culet, mm 0.031 0.027 0.033 0.005 N/A EX
Girdle height bezel, mm 0.268 0.251 0.287 0.036 N/A EX
Measurement as per OctoNus theory:
Crown angle, ° 34.26 34.20 34.31 0.12 – –
Pavilion angle, ° 40.77 40.72 40.84 0.12 – –
Fish eye effect, ° 8.23 – – – N/A –
Culet through Crown Bezel, ° 10.75 – – – N/A –
Parameter, ° 1 2 3 4 5 6 7 8
Pav. azimuths dev. from ideal -0.36 -0.09 0.18 0.00 -0.03 0.03 0.08 -0.33
Crown azimuths dev. from ideal -0.35 -0.16 -0.74 -0.51 -0.33 -0.33 0.50 0.28
Crown painting -1.10 -1.31 -0.07 0.33 -0.39 -0.20 0.43 0.26
-0.20 0.20 -0.54 -1.17 -0.53 -0.31 -0.47 0.18
Pavilion painting -0.39 -0.19 0.22 -0.39 0.44 -0.60 0.04 -0.14
-0.08 -0.16 -0.60 -0.15 0.22 -0.11 -0.16 0.17
Girdle center Culet center Table center Girdle center mass
Parameter     Sym Grade
Girdle-Culet offset by table axis 0.11 ± 0.20 % 0.008 ± 0.014 mm N/A
Girdle-Table offset by table axis 0.24 ± 0.17 % 0.018 ± 0.012 mm N/A
Table-Culet offset by table axis 0.35 ± 0.21 % 0.025 ± 0.015 mm N/A
Girdle to table-culet line offset 0.35 % 0.025 mm –
Parameter 1 2 3 4 5 6 7 8
Diameter, mm 7.308 7.321 7.310 7.299 – – – –
Radius, mm 3.658 3.663 3.654 3.651 3.650 3.658 3.655 3.648
Crown angle, ° 34.24 34.15 34.39 34.29 34.39 34.35 34.00 34.24
Pavilion angle, ° 40.73 40.75 40.77 40.73 40.76 40.78 40.91 40.70
Total height, % – – – – – – – –
Crown height, % 15.13 14.85 14.77 14.80 14.47 14.68 14.63 14.84
Crown height bone, % 15.22 14.93 14.70 14.45 14.59 14.79 14.93 15.03
Pavilion height, % 42.81 42.95 42.98 42.92 42.97 43.08 43.07 42.68
Pavilion upperbone, % 42.87 42.98 42.86 42.87 43.10 43.15 42.86 42.57
Table, % 56.58 56.93 56.81 56.39 – – – –
Culet, % – – – – – – – –
Girdle height bezel, % 3.44 3.58 3.63 3.65 3.93 3.62 3.67 3.86
Girdle height bone, % 3.29 3.47 3.82 4.05 3.68 3.44 3.59 3.77
Girdle height 1.91 1.82 1.85 1.92 2.22 2.15 1.78 2.33
valley, % 2.07 1.99 1.70 1.96 1.84 2.15 2.14 2.13
Star: 50.48: 50.01: 50.18: 51.83: 50.30: 50.41: 50.96: 49.63:
Upper ratio, % 49.52 49.99 49.82 48.17 49.70 49.59 49.04 50.37
Star angle, ° 21.71 21.99 21.38 21.37 21.50 21.17 21.62 22.06
Upper girdle 41.40 41.32 41.04 40.97 41.11 40.99 41.11 41.08
angle, ° 41.16 41.00 41.43 41.31 41.09 41.03 40.98 40.93
Length girdle 80.33 80.33 79.68 79.69 78.21 79.29 79.47 80.15
facet, % 79.06 79.91 79.73 80.33 80.46 80.27 79.46 79.23
Lower girdle angle / 41.81 41.79 41.83 41.92 41.82 41.84 41.88 41.80
Halves angle, ° 41.87 41.88 41.96 41.98 41.90 41.77 41.78 41.81
Facet Twist, ° 0.03 0.11 0.96 0.55 0.34 0.39 0.39 0.58
Crown height, mm 1.105 1.085 1.079 1.081 1.057 1.072 1.069 1.084
Pavilion height, mm 3.127 3.137 3.140 3.136 3.139 3.147 3.147 3.118
Table, mm 4.133 4.159 4.150 4.119 – – – –
Culet, mm – – – – – – – –
Girdle height bezel, mm 0.251 0.262 0.265 0.266 0.287 0.264 0.268 0.282
 
Measurement as per OctoNus theory:
Crown angle, ° 34.31 34.25 34.20 34.26 – – – –
Pavilion angle, ° 40.75 40.77 40.84 40.72 – – – –
MIC, mm 7.275 Extra Facet Crown No –
Girdle to MIC, mm 0.003 Extra Facet Pavilion No –
Paint / Dig Avg Type Cut Grade Max Dev Sym Grade
Crown, ° -0.31 N/A -1.31 EX
Crown,notch. 0.1, Negligible 0.3
Pavilion, ° -0.12 N/A -0.60 EX
Pavilion,notch. 0.0, Negligible 0.2