How to know the size
1. Select an existing ring that fits the desired finger.
2. Measure the inner diameter of the ring in mm.
3. Select the diameter below to determine your ring size.
Inner diameter |
Portuguese scale |
French scale |
American Scale |
14.9mm |
7 |
47 |
4 |
15.3mm |
8 |
48 |
4 1/2 |
15.5mm |
9 |
49 |
|
15.9mm |
10 |
50 |
5 |
16.3mm |
11 |
51 |
5 1/2 |
16.5mm |
12 |
52 |
6 |
16.9mm |
13 |
53 |
6 1/2 |
17.3mm |
14 |
54 |
7 |
17.5mm |
15 |
55 |
|
17.9mm |
16 |
56 |
7 1/2 |
18.2mm |
17 |
57 |
8 |
18.5mm |
18 |
58 |
8 1/2 |
|
Use a scale to measure the inside diameter:
