Find Your Ring Size

Ring Sizing Tool

Ring Sizing Guide

Follow the steps below to determine your ring size using just your screen and a ring or coin.

Step 1: Calibrate Your Screen with a Quarter

Use a US quarter (24.26 mm). Adjust the slider below until your real quarter fits exactly within the dashed lines.

Tip: Place a real US quarter on your screen and match it inside the dashed circle.

Step 2: Measure Ring Inner Diameter

Place your ring on the screen and adjust the circle until it matches the inside of your ring.

Diameter: 16.5 mm

🔍 Tip: Match the inner edge of your ring to the outer edge of the circle.

Step 3: Find Your Ring Size

Enter your ring’s inner diameter in mm to calculate your US ring size.