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.
Chermaign
By: Dan Starr
Cutting Instructions
Chermaign cut in flawless Danburite
1.59 cts  - 7.0 mm wide x 4.9 mm deep
Chermaign - Designed by Dan Starr © 2008
Angles are for R.I = 1.59
49 Facets  +  8 Girdle Facets  =  57  Total Facets
4-fold mirror-image symmetry
96  Index
L/W = 1.000  T/W = 0.431  U/W = 0.431  P/W = 0.522  C/W = 0.134
Volume/W e3  =  0.286
Cutting Remarks  -  Inspired by the general shape of the Asscher diamond cut. These angles work unchanged for RI=1.58
to RI=2.42.
Pavilion
P1
40.70°
96-24-48-72                                                      
Cut to center point.                                                                                       
P2
39.20°
12-36-60-84                                                       
Cut to the same center point.                                                                        
P3
43.40°
96-24-48-72                                                       
Cut a step.                                                                                                     
P4
40.70°
12-36-60-84                                                       
Cut a step to meet P1.                                                                                   
P5
60.35°
96-24-48-72                                                       
Cut a step.                                                                                                     
P6
52.48°
12-36-60-84                                                       
Cut a step to meet P3                                                                                   
P7(G)
90.00°
96-24-48-72                                                       
Cut to establish the width.                                                                           
P8(G)
90.00°
12-36-60-84                                                       
Cut to meet P6 and P5.                                                                                 
Crown
C1
34.50°
96-24-48-72                                                      
Cut to establish the girdle.                                                                            
C2
34.50°
12-36-60-84                                                      
Cut to establish the girdle.                                                                            
C3
27.30°
96-24-48-72                                                      
Cut a step.                                                                                                    
C4
27.30°
12-36-60-84                                                       
Cut a step and meet C1.                                                                               
C5
17.00°
96-24-48-72                                                       
Cut a step.                                                                                                    
C6
17.00°
12-36-69-84                                                       
Cut a step and meet C3.                                                                               
T
0.00°
Table                                                                  
Cut a step to meet C5 and C6.                                                                     
Cutting Instructions
Home       Finished Gemstones         Sold Gemstones        Facet Rough        My Designs        Testimonials        Clarity System        Links        How To Order
Home       Finished Gemstones         Sold Gemstones        Facet Rough        My Designs        Testimonials        Clarity System        Links        How To Order