Getting the right ring size makes a beautiful ring much more comfortable to wear. You can estimate your size at home with a ring that already fits or with a simple strip of paper, but professional sizing is the best option when precision matters.
Method 1: Measure a Ring You Already Own
- Choose a ring that fits the intended finger comfortably.
- Measure the inside diameter across the widest point in millimetres.
- Compare that measurement with a reliable ring-size chart using the same sizing system.
Method 2: Measure Your Finger With Paper or String
- Wrap a narrow strip of paper or non-stretch string around the base of your finger.
- Mark where the ends meet. It should be snug but not tight.
- Lay it flat and measure the length in millimetres.
- Use the measurement with the ring-size chart provided by the jewellery brand.
Tips for a More Accurate Ring Measurement
- Measure when your hands are at a comfortable, normal temperature.
- Measure more than once and compare the results.
- Remember that finger sizes can differ between your left and right hands.
- If your knuckle is wider than the base of your finger, consider how the ring will pass over it.
- For wide-band rings, check the brand's specific sizing guidance because a wider band can feel tighter.
What If You Are Between Two Ring Sizes?
Do not guess based only on the number. Consider the ring design, finger shape and whether the ring is a narrow or wide band. If possible, ask the jewellery brand for sizing guidance before ordering.
Frequently Asked Questions
Can I measure my ring size with a string?
Yes, a non-stretch string can provide an estimate, but keep it snug rather than tight and measure carefully.
Is measuring a ring at home accurate?
It can provide a useful estimate, but professional sizing or a jeweller's measurement is more reliable when an exact fit is important.
Should a ring feel tight?
A well-fitting ring should feel secure without causing pain or restricting normal movement. It should pass over the knuckle with reasonable resistance.
Explore Eterno India's ring collection after checking your size.


