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Please view this ring sizer page on a computer. It is not currently available for mobile devices.

Waiting for calibration... How to use our ring size checker

Online Ring Sizer

Let’s determine your screen’s dimensions. Then we can accurately measure your ring size.

Use a Ruler

Place a ruler on the screen according to the template below. Use the + and - buttons to adjust the markings until the PointA and PointB match 10cm on your ruler.


Use A Ring That Fits

Place your ring on the circle below. Use the + and - buttons to
adjust the size of the circle until you can’t see any circle within the ring.

You’ll know you’ve adjusted correctly when you don't see any circle inside the ring.
Click “Apply” when you’re finished.


Your ring size is

Our Custom Ring Sizer is Only Available on Computers.