Ring Size Guide

How to Measure Your Ring Size

Method 1: Measure an Existing Ring

  1. Find a ring that fits comfortably.
  2. Measure the inner diameter with a ruler.
  3. Match the measurement to the size chart below.

Method 2: Measure Your Finger

  1. Wrap a piece of string or paper around your finger.
  2. Mark where the ends meet.
  3. Measure the length and compare with the diameter in the chart.

Size Chart

We use US sizing for all our rings.

US Size Internal Diameter (mm)
5 15.7
6 16.5
7 17.3
8 18.1

Tips for Accurate Sizing

  • Measure at the end of the day when fingers are largest.
  • If between sizes, size up for comfort.
  • Ensure the ring slides over your knuckle easily.

Order a Ring Sizer

For the most accurate fit, order our Ring Sizer - a simple and reusable tool to measure your size at home.