How to Use the Ring Size Calculator

1️⃣ **Measure the Diameter:** Measure the inside diameter of an existing ring in millimeters (mm).

2️⃣ **Measure the Circumference:** Wrap a string around your finger, mark it, and measure the length in mm.

3️⃣ **Select the Measurement:** Choose the measurement type (diameter or circumference) and enter the value.

4️⃣ **Click Calculate:** Get your corresponding ring size instantly.

✅ Tip: Measure at the end of the day when your fingers are largest for an accurate fit.