Diameter (mm) to US Ring Size (Wide Band Fit)
1 Diameter value = -13.078248 US value · profile-dependent conversion · context: size system and fit profile
Direct Answer
1 Diameter value equals -13.078248 US value
This result depends on the selected profile context: size system and fit profile.
For 4 Diameter value, this profile returns -9.387303 US value.
Converter Calculator
1 Diameter (mm) value =
-13.078248 US value
Explanation
Diameter (mm) converts to US by normalizing to ring diameter in millimeters, then remapping to the target system. Fit profile fixed: Wide Band Fit.
From Diameter value to US value, results depend on the selected size system and fit profile and stay consistent with that profile across table rows and calculator input.
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Keep the same profile in both directions to avoid mixing lookup systems that use different size mappings.
Common Conversion Values
| Diameter (mm) value | US value |
|---|---|
| 4 | -9.387303 |
| 5 | -8.156988 |
| 6 | -6.926673 |
| 7 | -5.696358 |
| 8 | -4.466043 |
| 9 | -3.235728 |
| 10 | -2.005413 |
| 11 | -0.775098 |
| 12 | 0.455217 |
| 13 | 1.685531 |