Ring Sizer Application
This app works on mobile devices only. Scan the QR code to access it.
Attach a part of any card here, then adjust the size using the slider so that only the black frame is visible Important! The card is for calibration only; no card data is read/used.
Place your ring on the screen and adjust the circle size to match it with the line tracing the inner surface of the ring.
Check Your size is ...
| INTERNAL DIAMETER OF THE RING (mm) | 15.3 | 15.7 | 16.1 | 16.5 | 16.9 | 17.4 | 17.8 | 18.2 | 18.5 | 18.9 | 19.4 | 19.8 | 20.2 | 20.68 | 21.08 | 21.49 | 21.89 | 22.33 |
| USA | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 |
