RockLove Rings Chart
RockLove Rings Size Chart
| US & Canada | British & Australian | French & Russian | German | Inside Diameter (mm) | Inside Circumference (mm) |
| 5 | J 1/2 | - | 15 3/4 | 15.7 mm | 49.32 mm |
| 6 | M | 52 3/4 | 16 1/2 | 16.51 mm | 51.87 mm |
| 7 | O | 55 1/4 | 17 1/4 | 17.35 mm | 54.51 mm |
| 8 | Q | 57 3/4 | 18 | 18.19 mm | 57.15 mm |
| 9 | R 3/4 | - | 19 | 18.89 mm | 59.34 mm |
| 10 | T 1/2 | - | 20 | 19.84 mm | 62.33 mm |
| 11 | V 1/2 | - | 20 3/4 | 20.68 mm | 64.97 mm |
| 12 | Y | 67 1/2 | 21 1/4 | 21.49 mm | 67.51 mm |
