frequently asked

Measure an existing ring

  1. Select an existing ring that fits the intended finger and prepare to measure it.
  2. Trace the inside of the ring and with a ruler draw a line across the centre of the traced circle.
  3. Measure the line that divides the circle (internal diameter of the ring) in millimetres.
  4. Use the chart to the right to determine your ring size (ring diameter).
Internal Diameter (mm) 14.1 14.9 15.7 16.5 17.3 18.1 19.0 19.8 20.6 21.4 22.2
US/Canada Ring Size 3 4 5 6 7 8 9 10 11 12 13
UK/Australia Ring Size F H J L N P R T V X Z

Measure your finger

  1. Gather a measuring tape or cut a strip of paper to measure your finger.
  2. Wrap the strip of paper or measuring tape around your finger, positioned where you would like your ring to rest.
  3. Make sure that the paper or measuring tape is pulled snug to your finger (the tighter the better) to find your best fit.
  4. Mark the spot where the paper or measuring tape meets and measure the distance in millimetres with a ruler.
  5. Use the chart below to determine your ring size (finger circumference).
Circumference (mm) 44.2 46.8 49.3 51.9 54.4 57.0 59.5 62.1 64.6 67.2 67.7
US/Canada Ring Size 3 4 5 6 7 8 9 10 11 12 13
UK/Australia Ring Size F H J L N P R T V X Z

Tips + tricks for finding the perfect fit

Determining your ring size should be done at the end of the day when your fingers are at their largest. Fingers are smaller in the morning and during cold weather, so make sure your fingers are warm before you measure. Room temperature is ideal.

Alcohol and salt can make your fingers swell, so refrain from measuring them after cocktails and salty foods.

Your ring should fit snugly on the base of your finger, but not loose enough to slide over your knuckle. It should move comfortably on and off over your knuckle. If your knuckle is significantly larger than the base of your finger, measure both the base of your finger and your knuckle and select the size in between the two.

If you are between sizes, please let us know so we can ensure a perfect fit. Thicker rings generally feel tighter than thinner ones. You may want to choose a size up when selecting a thicker band.

If you are purchasing our jewellery for someone other than yourself, the best way to determine the size is to borrow a ring from the recipient (for the intended finger) and make a measurement using the

Still not sure on what size you should go with? If in doubt, please organize a time to get a professional measurement from us or your local jeweller. You can also reach out to us by email [email protected] and we can talk you through finding the perfect fit in more detail.

Please note, this guide is for reference only. NVR NUDE is not responsible if you order the incorrect size.