Ring Sizing

Measure your ring size at home using one of the methods below.

Method 1 — Printable Ring Sizer

  1. Download our ring sizer and print at 100% scale (do not select “fit to page”).
  2. Wrap it around the base of your finger and note the measurement at the marker.

Tip: Measure in the evening when your fingers are at their largest.

Download Ring Sizer PDF


Method 2 — Measure an Existing Ring

Option A: Use our printable ring sizer

  1. Download and print the ring sizer PDF.
  2. Place your ring over the circles until you find the one that matches the inside edge exactly.

Option B: Use a ruler

  1. Place a ring that fits well on a flat ruler.
  2. Measure the inside diameter in millimeters (mm)—from inner edge to inner edge.
  3. Find the closest match in the diameter column below.

Tip: For the most accurate fit, measure a ring worn on the same finger.


Method 3 — Paper or String

  1. Cut a thin strip of paper or use a piece of string.
  2. Wrap it snugly around the base of the finger.
  3. Mark where the ends meet.
  4. Measure the length in millimeters.

Match your measurement to the circumference column in the chart below.


Ring Size Conversion Chart

Diameter Circumference US Ring Size
15.2 48 4.5
15.6 49 5
16.0 50 5.5
16.5 52 6
16.9 53 6.5
17.3 54 7
17.7 56 7.5
18.2 57 8
18.6 58 8.5
19.0 60 9
19.8 62 10
20.6 65 11
21.4 67 12
22.2 69.7 13

Need Help?

If you're still unsure, contact us and we’ll help you find your perfect fit.

Contact Support