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Ring Size Guide
Guida di Formato degli Annelli
Ring Size Guide
Guida di Formato degli Annelli
| Italian Size | Inside circumference (mm) | Diameter | French Size | US Size |
| 4 | 44 | 14 | 44 | 3 |
| 5 | 45 | 14.3 | 45 | |
| 5.5 | 45.2 | 14.3 | 3.5 | |
| 6 | 46 | 14.6 | 46 | |
| 6.5 | 46.5 | 14.8 | 4 | |
| 7 | 47 | 15 | 47 | |
| 8 | 48 | 15.3 | 48 | 4.5 |
| 9 | 49 | 15.6 | 49 | |
| 10 | 50 | 15.9 | 50 | |
| 10.5 | 50.3 | 16.1 | 5.5 | |
| 11 | 51 | 16.2 | 51 | |
| 11.5 | 51.5 | 16.5 | 6 | |
| 12 | 52 | 16.6 | 52 | |
| 13 | 53 | 16.9 | 53 | 6.5 |
| 13.5 | 53.4 | 17.1 | ||
| 14 | 54 | 17.2 | 54 | 7 |
| 15 | 55 | 17.5 | 55 | |
| 16 | 56 | 17.8 | 56 | 7.75 |
| 17 | 57 | 18.1 | 57 | 8 |
| 18 | 58 | 18.5 | 58 | 8.5 |