What is my ring size?
Here's a quick and easy way to measure your ring size.
Ring Size Chart
Circumference (mm) | Diameter (mm) | UK/AU | US |
51.2 | 16.3 | L | |
51.9 | 16.5 | L 1/2 | 6 |
52.5 | 16.7 | M | |
53.1 | 16.9 | M 1/2 | 6 1/2 |
53.8 | 17.1 | N | |
54.4 | 17.3 | N 1/2 | 7 |
55.1 | 17.5 | O | |
55.7 | 17.7 | O 1/2 | 7 1/2 |
56.3 | 17.9 | P | |
57 | 18.1 | P 1/2 | 8 |
57.6 | 18.3 | Q | |
58.3 | 18.5 | Q 1/2 | 8 1/2 |
58.9 | 18.8 | R | |
59.5 | 19.0 | R 1/2 | 9 |
60.2 | 19.2 | S | |
60.8 | 19.4 | S 1/2 | 9 1/2 |
61.4 | 19.6 | T | |
62.1 | 19.8 | T 1/2 | 10 |
62.7 | 20.0 | U | |
63.4 | 20.2 | U 1/2 | 10 1/2 |
64.0 | 20.4 | V | |
64.6 | 20.6 | V 1/2 | 11 |
65.3 | 20.8 | W | |
65.9 | 21.0 | W 1/2 | 11 1/2 |