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Find your ring size

Measure a ring you already own, right on your phone. It takes about a minute. You'll need a bank card or a US quarter.

Other ways to find your size

Open the ring sizer on your phone

You'll lay a ring on the screen, so it's easiest on a phone. Scan this code with your phone's camera.

www.jandijewelry.com/en-gb/pages/ring-sizer