How would you like to measure?

Choose the option that matches what you have. A ring that already fits is the best place to start.

Best when calibrated

Existing Ring Mode

Match a ring that fits to the circle on your screen.

Best for: A ring that already fits the same finger

Start

Check twice

Finger Strip Mode

Measure a paper strip around your finger, then enter the length.

Best for: No existing ring available

Start

Estimate only

Gift Size Guide

Get practical advice when you cannot measure the recipient directly.

Best for: Buying for someone else

View Advice

Choose the method that matches what you have

An existing ring gives you a diameter to match after calibration. A paper strip gives you finger circumference. If you are buying a surprise gift, start with practical estimate advice before choosing a size.

Why calibrate first?Already have a measurement?Read the at-home guide