Double Helix

Size Guide

The Double Helix ring is offered in platinum and 18-karat yellow, rose, or white gold for two .5ct-1.00ct round center stones. Finishes include matte or shiny.

Center Stone NOT included.  All rings are made to order based upon center stone and finger size. 

Prices are for a finger size 54 (American size 7) or below.

For finger sizes above a 54 or center stones larger than 3.0cts, please contact us or an authorized retailer.

Center Stone sizes
Metal

Related Items

Ring Size Conversion Chart
SKD RING SIZE Inside Diameter in millimeters American Size
45.24 14.40 3 1/2
45.5 14.48
45.75 14.56 3 3/4
46 14.64
46.5 14.80 4    
47 14.96 4 1/4
47.5 15.10
47.73 15.20 4 1/2
48 15.30
48.5 15.44 4 3/4
49 15.60 5    
49.5 15.76 5 1/4
50 15.90
50.24 16.00 5 1/2
50.5 16.10
51 16.23 5 3/4
51.5 16.39 6    
52 16.55 6 1/4
52.5 16.70
52.75 16.80 6 1/2
53 16.90
53.5 17.03 6 3/4
54 17.19 7    
54.5 17.30
54.64 17.40 7 1/4
55 17.50
55.26 17.60 7 1/2
55.5 17.70
56 17.83 7 3/4
56.5 17.99 8    
57 18.10
57.15 18.20 8 1/4
57.5 18.30
57.78 18.40 8 1/2
58 18.50
58.5 18.62 8 3/4
59 18.78 9    
59.5 18.90
59.66 19.00 9 1/4
60 19.10
60.29 19.20 9 1/2
60.5 19.30
61 19.42 9 3/4
61.5 19.58 10    
62 19.70
62.17 19.80 10 1/4
62.8 20.00 10 1/2
63 20.05
63.43 20.20 10 3/4
64 20.37 11    
64.68 20.60 11 1/4
65 20.70
65.3 20.80 11 1/2
66 21.01 11 3/4
66.57 21.20 12    
67.2 21.40 12 1/4
67.82 21.60 12 1/2
68.45 21.80 12 3/4
69.1 22.00 13