Guide pour mesurer sa taille de bague à la maison avec un ruban de papier et une règle.

How to Measure Your Ring Size? The Infallible Guide (At Home)

You've found the ring of your dreams. You can already picture it on your finger, its sparkle catching the light... but a nagging question stops you in your tracks: "What if I get the wrong size?" It's this doubt that most often prevents people from finalizing their online jewelry purchase.

At La Fille du Sud, we believe nothing should stand in the way of falling in love. That's why we've created this simple and foolproof guide to help you determine your exact ring size, comfortably from home.


Before You Begin: The Jeweler's Advice

For the most accurate measurement possible, measure your finger by At the end of the day , when your fingers are slightly more swollen. Avoid doing it in the morning upon waking or if it is very cold.


Method #1: The Ribbon Technique (If you don't have a reference ring)

This is the simplest method if you are starting from scratch.

  1. Prepare your equipment: Take a thin strip of paper, a non-stretch ribbon, or a piece of string. Also, have a pen and a precise ruler (in millimeters) ready.

  2. Wrap the strip: Wrap it around the base of your finger, where you'll wear the ring. Make sure it's snug, but not too tight. It should be able to fit over your finger joint.

  3. Mark the meeting point: With your pen, make a precise mark where the strip meets.

  4. Measure the length: Unroll the strip and measure the distance in millimeters between the beginning and the mark you made.

  5. The Magic Result: The length in millimeters corresponds directly to your French ring size! Example: 54 mm = Size 54.


Method #2: The Existing Ring Technique (The most reliable)

If you already own a ring that fits you perfectly on the right finger, this is the most accurate method.

  1. Put down your ring on a flat surface.

  2. With a precise rule, measure the INTERNAL diameter of the ring, from one edge to the other, passing right through the center.

  3. Refer to our equivalency table See below to find your size.


Ring Size Conversion Chart

Internal Diameter (mm) French size
16.5 mm 52
17.2 mm 54
17.8 mm 56
18.5 mm 58

Conclusion: Ready to Find Your Treasure?

No more hesitation! Now that you know your size for sure, nothing can stop you from finding the ring that will be with you for years to come. Elegance is within reach.

Discover our selection of 18-carat gold rings, available in your size:

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