I attempt to accurately represent and describe cut stones and rough
as to appearance, size, origin and fully disclose any known
treatments in its description. Because you view the images on a
different monitor with different settings, color is particularly fickle
to represent, but I do my best.
Oddie
By: Dan Starr
Cutting Instructions
Oddie cut in Peach/Pink Tourmaline
2.60 ct  - 8.6 mm x 9.4 mm x  5.9 mm
Brightness Table
R.I.
Iso %
Cos %
1.54
91.3
82.7
1.62
90.1
79.9
1.76
83.9
72.0
1.96
81.4
67.6
2.17
79.3
63.6
Pavilion
P1
41.60°
96-16-32-48-64-80                                             
Cut to center point.                                                                                            
P2
38.60°
08-40-72                                                             
Cut to the same center point.                                                                             
P3
39.10°
24-56-88                                                              
Cut to the same center point.                                                                             
P4(G)
90.00°
96-16-32-48-64-80                                              
Cut to meet P1 and form the girdle.                                                                   
P5(G)
90.00°
08-40-72                                                              
Cut to meet P2 and form the girdle.                                                                    
P6(G)
90.00°
24-56-88                                                              
Cut to meet P3 and form the girdle.                                                                    
Crown
C1
37.00°
96-16-32-48-64-80                                              
Cut to meet P4(G) and form the girdle.                                                              
C2
33.12°
08-40-72                                                              
Cut to meet P6(G) and C1 and form the girdle.                                                  
C3
33.12°
24-56-88                                                              
Cut to meet P5(G) and C1 and form the girdle.                                                 
C4
34.17°
17-31-49-63-81-95                                              
Cut to meet the girdle.                                                                                        
C5
29.55°
08-40-72                                                             
Cut to meet C1.                                                                                                  
C6
31.80°
30-62-94                                                              
Cut to a point about 35% of line length of C3 from girdle.  Match the picture.
C7
21.67°
08-40-72                                                             
Cut to meet C4.                                                                                                  
C8
31.80°
18-50-82                                                             
Cut to meet C5.                                                                                                  
C9
23.52°
24-56-88                                                              
Cut to meet C3.                                                                                                  
T

Table                                                                     
Cut to meet C6 and C8.                                                                                     
Oddie - Designed by Dan Starr © 2008
Angles are for R.I = 1.62
46 Facets  +  12 Girdle Facets  =  58  Total Facets
3-fold radial symmetry
96  Index
L/W = 1.102  T/W = 0.411  U/W = 0.356  P/W = 0.444  C/W = 0.208
Volume/W e3  =  0.234
Cutting Instructions
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Cutting Remarks - Originally for a tourmaline, it works well from RI=1.54 to RI=2.17. Cut in medium to light saturation
stones.
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