- Wrist size
- 13–13.9 cm
- 14–14.9 cm
- 15–15.9 cm
- 16–16.9 cm
- 17–17.9 cm
- 18–18.9 cm
- 19–19.9 cm
- Recommended size
- 15
- 16
- 17
- 18
- 19
- 20
- 21
Gas Bijoux adjustable rings Gas Bijoux designed to be simple, everyday jewelry, thanks to a flexible structure that easily adapts to the shape of your finger. Their discreet opening allows you to adjust them as you please: whether on your index, ring, or middle finger, each ring can be worn on a different finger without any size restrictions. This flexibility makes them practical, comfortable, and perfect for those who love to switch up their style.
Adjustable rings come in a variety of designs: minimalist bands, chiseled finishes, bolder silhouettes, or styles set with gemstones rose quartz, labradorite, or mother-of-pearl. Each creation is designed to remain comfortable to wear while offering a precise and elegant look.
Versatile, adjustable rings pair easily with other types of rings: thin, wide, or gemstone-set. Their ability to fit on multiple fingers also allows you to play with proportions and create personalized combinations, from a sleek look to bolder layering. Their simple fit also makes them an excellent gift idea, as they suit a variety of hand shapes.
Choosing a Gas Bijoux adjustable ring means embracing a flexible, durable, and easy-to-wear piece of jewelry, designed to evolve with your movements and your style. Explore the collection and find the piece that will accompany you every day.

About Us Founded in 1969 on the beaches of Saint-Tropez, Gas Bijoux a French high fashion jewellery house driven by a timeless vision: chic solaire. In our workshop in Marseille, 70 artisan-designers carry on a tradition of craftsmanship the Living Heritage Company.
Our ExpertiseSize Guide
Size Guide
To find the right size for you, refer to the chart below and locate the recommended bracelet size in centimeters based on your wrist circumference.
If you don't know your measurements, please refer to our size guide, available below in a printable version, to help you take your measurements.
Print the guide
Size Guide
Adjustable ring: The size varies by model. Please see the product description for more details.
Size Guide
To find your size, refer to the chart below and compare it to the circumference of your finger.
If you don't know your ring size, we invite you to use our printable ring size guide to find out.
Print the guide