HOW TO KNOW YOUR RING SIZE?
Measure the inside diameter of a ring you already have. 
*Example:
16.5mm = SIZE 12 | 6 UK/US
|
|
DIAMETER (MM) |
|
| 6 | 14.65 | 3 3/4 |
| 7 | 15.04 | 4 |
| 8 | 15.20 | 4 1/2 |
| 9 | 15.40 | 5 |
| 10 | 15.80 | 5 1/8 |
| eleven | 16.10 | 5 3/4 |
| 12 | 16.51 | 6 |
| 13 | 16.92 | 6 1/2 |
| 14 | 17.15 | 6 3/4 |
| fifteen | 17.35 | 7 |
| 16 | 17.75 | 7 1/2 |
| 17 | 18.19 | 8 |
| 18 | 18.61 | 8 1/2 |
