How To Measure Your Ring Size

Too Snug or Too Loose?

The size of your finger is determined by the distance around () your finger and is the same size no matter which jeweler measures it. Find your size at home!

Check the time!

Your ring size may fluctuate by as much as a quarter to half a size during the course of the day from natural swelling with heat or by seasonal temperature swings. Err on a quarter size larger to avoid discomfort.

Find Your Size At Home

Find Your Size At Home

Questions on how to use the ring sizer? Check out our how-to video here.


Find your Size At A Local Jeweler

If accurately measured, your ring size can be found at any local Walmart or jewelry store counter.


How to Measure Your Finger Size

Use a Plastic Ring Sizer


Step 1
Loop the ring sizer into a circle.


Step 2
Place it over your ring finger behind the last knuckle.


Step 3
Tighten the band and slowly wiggle it over your knuckle.


Step 4
Tighten the band and slowly wiggle it over your knuckle.

Check Out Our Video Guide

Use a String (Not Recommended)


Step 1
Loop the ring sizer into a circle.


Step 2
Place it over your ring finger behind the last knuckle.


Step 3
Mark the string where it meets.


Step 4
Layout the string against the ruler and use our conversion calculator below to translate into your ring size.

Convert A Measured Ring Size

In the United States

Thank you!

Outside of the United States

As your ring size is based on a dimension of your finger, you can easily convert your ring size from any international standard.

Thank you!

Sizing Resources

Common Misconceptions


Ring size is not linked to your shoe size.


Since your finger size is based on a measurement, it's the same for men and women.


The ring finger is the fourth finger of your left hand, but, depending on your heritage, it may be different.

Ring Sizing Service

Our discounted ring sizing service helps you resize your rings at any time while maintaining your warranty.

Keeping it a Secret?

Looking to secretly measure your partner’s finger size? Check out this fun blog post!

Cultural Differences

Learn how different cultures choose which hand!