Ring Size
| INTER-DIAMETER (mm) | US RING SIZE | Remark |
|
16.1 16.85 17.65 18.3 18.9 19.65 20.4 |
5.5 6.5 7.5 8 9 9.75 10.5 |
The diameter has a difference of about ±0.2mm |
| INTER-DIAMETER (mm) | US RING SIZE | Remark |
|
16.1 16.85 17.65 18.3 18.9 19.65 20.4 |
5.5 6.5 7.5 8 9 9.75 10.5 |
The diameter has a difference of about ±0.2mm |