Here's how you do it
Measure as in the picture, inside a ring. then you will find what you must have arrived at in the overview below.
Silver bracelet
| Wrist measurement (cm) | Size (cm) |
|---|---|
| 14 cm | 16 |
| 15 cm | 16 |
| 16 cm | 17 |
| 17 cm | 18 |
| 18 cm | 19 |
| 19 cm | 20 |
| 20 cm | 21 |
| 21 cm | 23 |