Free, online ring sizer + chart. Accurately measure international jewelry sizes for Women / Men on your phone. Start sizing your wedding ring with our app.

Our measure ring size online tool allows you to use your phone or computer for accurate results. Simply compare a ring to the on-screen guide or enter measurements.

With over 30 different ring sizes from size 1 to 16, covering diameters from 11.5mm to 24.5mm, we ensure accurate measurements for every finger type. The calculator works instantly in your …

Our online ring size tool provides instant results when you input either measurement type. Professional jewelers recommend measuring multiple times and at different times of day for …

Use our free online ring sizer tool to measure your ring size directly on your screen. No printing required - accurate and easy to use.

Easily find your ring size online with our free tool. Just use your screen and a ring you already own. Fast and accurate sizing at home.

Measure your ring online with James Allen's online ring sizer. Using an old ring and a credit card you can calibrate your screen to give you an accurate ring size.

We’ve created a ring sizer tool online for the easiest and most accurate way to measure your ring size, and no extra equipment is needed. You can check your ring size anywhere, whether at …

That’s why RingSizeFind focuses on practical, tested methods (plus free printable tools) you can use at home or share with a jeweler. Free printable ring size chart (PDF) — download, print, …

How to use: Place a ring on the circle below and adjust the slider until the circle matches your ring’s inner diameter. The table will automatically highlight your size in all international formats.