free shipping + free returns (COVID-19 Update)
Ring Sizer
A black Ring Sizer with gold lettering indicating ring size 9 A Ring Sizer laid flat Two Ring Sizers laying next to each other one curled up and one flat
We never retouch people.
It’s not a campaign. It’s honesty.

Ring Sizer


Ships from New York City • Processing time is 1 to 5 business days

The Deets

Not sure about your ring size? No worries, we got you!

Precisely measure sizes 1 to 17 with our ring sizer. Here is how. Ring Sizer only measures whole and half sizes - not quarter sizes. Delivered to you in 3-6 business days in a USPS envelope, tracking not included.

Are you outside the US and don't want to pay for international shipping? Give a try to our DIY sizing guide here, but note that it will not be as accurate as using this nifty ring sizer.