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Black Diamond Men's Ring

Inspired by the toughest of ski runs, Black Diamond is perfect for those who love extreme sports and thrill seeking. No matter how perilous your adventure or how far from home, always be reminded of your special someone!

JIYUU Athletic Wedding Rings are functionally designed for the Actively Committed. Tough enough to withstand any activity, you can safely wear our rings when weightlifting in the Crossfit box, training in the MMA gym, working on the jobsite or backpacking around the globe. FREE shipping and exchanges on all Australian and New Zealand orders!

  • Made from 100% medical grade silicone
  • Hypoallergenic, non-toxic and BPA free
  • Functional, comfortable and durable design
  • 8.7mm wide 1.5mm thick
Size Guide


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Size Guide

Have a look at our conversion charts below, or check out our ring sizing guide here!

Men's Ring Sizes

JIYUU - Numerical Australian - Alphabetical Inside Diameter Inside Circumference
8 P 1/2 18.1 mm 56.9 mm
9 R 1/2 18.9 mm 59.5 mm
10 T 1/2 19.8 mm 62.1 mm
11 V 1/2 20.6 mm 64.6 mm
12 X 1/2 21.4 mm 67.2 mm
13 Z 1/2 22.2 mm 69.7 mm
14 Z 3 23 mm 72.3 mm

Women's Ring Sizes

JIYUU - Numerical Australian - Alphabetical Inside Diameter Inside Circumference
4 H
14.9 mm
46.7 mm
5
J 1/2
15.7 mm
49.3 mm
6
L 1/2
16.5 mm
51.8 mm
7
N 1/2
17.3 mm
54.4 mm
8
P 1/2
18.1 mm
56.9 mm
9
R 1/2
18.9 mm
59.5 mm

Bamboo Tees

 Men's Tee
 Width (a) cm:    S 48   M 51   L 54   XL 57   XXL 60
 Length (b) cm:  S 68   M 70   L 72   XL 74   XXL 74
 
 Women's Tee
 Width (a) cm:    S 41   M 44   L 47   XL 50
 Length (b) cm:  S 60   M 62   L 64   XL 66