UK to JP Ring Size (Standard Fit)

1 UK value = -1.282075 JP value · profile-dependent conversion · context: size system and fit profile

Direct Answer

1 UK value equals -1.282075 JP value

This result depends on the selected profile context: size system and fit profile.

For 4 UK value, this profile returns 1.593396 JP value.

Converter Calculator

1 UK value =
-1.282075 JP value

Explanation

UK converts to JP by normalizing to ring diameter in millimeters, then remapping to the target system. Fit profile fixed: Standard Fit.

For UK value to JP value, the active size system and fit profile determines the conversion constants applied to every value.

Read more

Keep the same profile in both directions to avoid mixing lookup systems that use different size mappings.

Method & Reference (Verified)

  • Method basis: profile-bound mapping; constants depend on the selected profile encoded in the route.
  • Profile reference: size system and fit profile.
  • Consistency rule: keep the same profile in mirror direction to avoid mixing incompatible mappings.

Common Conversion Values

UK valueJP value
4 1.593396
5 2.551887
6 3.510377
7 4.468868
8 5.427358
9 6.385849
10 7.34434
11 8.30283
12 9.261321
13 10.219811