Using a ring you own
- Place the ring on a flat surface.
- Measure the inside diameter through the centre.
- Enter the result in millimetres above.
Choose a measuring method
mm
12 mm24 mm
Measure the widest point across the inside of the ring.
The converter returns the closest standard equivalent. Individual brands may vary slightly.
Measure two or three times at room temperature. Finger size changes slightly during the day.
Your result
Look for this UK sizeUK —
EU—inside circumference
US—US and Canadian size
IT—Italian size
Closest standard size in different systems:—
Inside diameter—
Inside circumference—
