Ring Size Guide

Measure Your Ring

Select a ring that fits the finger you intend to wear it on, and measure the inner diameter of the ring in millimeters.

Use the chart below to determine your ring size.


  • Inner Diameter
    Inner Circumference
  • JP 3

    13.6mm
    42.9mm
  • JP 4

    14.0mm
    44.0mm
  • JP 5

    14.4mm
    45.1mm
  • JP 6

    14.7mm
    46.1mm
  • JP 7

    15.0mm
    47.2mm
  • JP 8

    15.4mm
    48.2mm
  • JP 9

    15.7mm
    49.3mm
  • JP 10

    16.0mm
    50.3mm
  • JP 11

    16.4mm
    51.3mm
  • JP 12

    16.7mm
    52.4mm
  • JP 13

    17.0mm
    53.4mm