Rings Size Chart

*Note:

  1. Cut a thin strip of paper, about 10-12cm long.
  2. Please wrap the strip of paper tightly around your desired finger. 
  3. Using the below chart, convert your measurement into your ring size. 
  • If you have any questions about your size, please feel free to contact our customer service: support@gthic.com. Or you can buy our ring sizer gauge. 
US Size CIRCUMFERENCE (mm) CIRCUMFERENCE (inches) UK, Europe & Australia
5 49.3 1.94 J 1/2
5.5 50.6 1.99 L
6 51.8 2.04 L 1/2
6.5 53.1 2.09 N
7 54.3 2.14 O
7.5 55.6 2.19 P
8 56.9 2.24 Q
8.5 58.1 2.29 R
9 59.4 2.34 S
9.5 60.9 2.40 T
10 62.2 2.45 T 1/2
10.5 63.5 2.50 U 1/2
11 64.7 2.55 V 1/2
11.5 66 2.60 X
12 67.2 2.65 Y
12.5 68.5 2.70 Z
13 69.7 2.74
13.5 71 2.80
14 72.3 2.85
14.5 73.5 2.89
15 74.8 2.94
15.5 76 2.99
16 77.3 3.04
16.5 78.6 3.09
17 79.9 3.15
17.5 81.2 3.20
18 82.5 3.25
18.5 83.7 3.30
19 85 3.35
19.5 86.3 3.40
20 87.5 3.44