Sideræ
Shop All›Rings
Front view of Bellatrix ring in 18k yellow gold with a white square sapphire and blue sapphires.
Side view of Bellatrix ring showing the sapphire cluster profile on a smooth 18k yellow gold band.
Side view of Bellatrix ring showing the blue and white sapphires across the band, angled profile.
Back view of Bellatrix ring showing Liquid Setting around blue and white sapphires.
Bellatrix ring worn on hand, 18k yellow gold with blue and white sapphires, showing scale.
Worn Bellatrix ring in 18k yellow gold with blue and white sapphires.

Blue & White Bellatrix Ring

€3,320.00

A central pure white square sapphire flanked by blue kites, white baguette-cut and soft blue round sapphires cast directly on a smooth 18K yellow gold band. A cosmic wonder, handcrafted to gently hug your finger every day with its beauty. 

Ready to ship
Your piece will closely match the photos, but slight differences will occur. Our Liquid Setting technique and stone variations make every piece truly one-of-a-kind.
  • Materials: 18k yellow gold, sapphires.
  • Total Carat Weight: ~ 1.30
  • Measurements: Band width ~1,8 mm
  • Designed and handcrafted in Italy
  • #RS1022-BW-YG-7

This ring is in stock and ready to ship. It will be dispatched within 3/4 working days from order date. The ring cannot be resized, but this style can be made to order in any ring size from 4 to 11. Please select the ring size you need from the dropdown menu above.

Each Sideræ jewel is thoughtfully handcrafted in our studio near Milan, where molten gold is cast to capture the fluid beauty of a moment not to be repeated. While skill and precision are deeply involved, every piece appears effortless and spontaneous. Our alternative creative approach uplifts the beauty of diversity and the unexpected: shapes are organic, details unpredictable and no two jewels are ever alike, set apart by their own unique character. Their uniqueness carries the beauty of imperfection—imperfect, yet whole. Learn more about our craft.

You may also like
Front view of Sideræ Blue Kosmic Shield Ring in 18K yellow gold with deep blue kite sapphire and icy accents, handcrafted artisan jewelry.

Blue Kosmic Shield Ring

€3,320.00
Front view of Sideræ Green Kite Ring in 18K yellow gold with soft green trillion and round sapphires, handcrafted fine jewelry.

Green Kite Ring

€1,874.00
Front view of Blue Juno Ring, eternity band in 18K yellow gold with indigo blue sapphires and organic artisan texture by Sideræ.

Blue Juno Ring

€3,850.00
18K yellow gold stud earring with royal blue tapered baguette, sky blue and white round sapphires, handcrafted artisan jewelry by Sideræ

Blue & White Betelgeuse Stud Earring

€1,082.00
White Horizon ring in 18K yellow gold with inverted white sapphires, handcrafted artisan design with fluid elegance by Sideræ

White Horizon Ring

€1,965.00
Front view of the Sideræ Ouroboros Ring in 18K yellow gold, encircled by white baguette-cut sapphires, handcrafted fine jewelry symbolizing renewal.

White Ouroboros Ring

€3,960.00
Top view of starburst sapphire dome ring with molten gold finish and artisan-made celestial cluster jewelry.

Blue Supernova Dome Ring

€5,490.00
Artisan 18k gold ring with violet rainbow sapphires. A unique Gems Wave design, glowing with cosmic elegance in an organic texture golden band. Handcrafted by Sideræ.

Rainbow Gems Wave Ring

€4,510.00
Handcrafted 18K gold stud earring with deep blue faceted kite sapphire set like tree roots, paired with white princess cut sapphire, avant-garde artisan jewelry by Sideræ

Blue Nereia Stud Earring

€990.00
Front view of Sideræ Vega ring in 18K gold with pear-cut green sapphire and earthy tones, engraved brand detail visible.

Green Vega Ring

€2,795.00

Got Questions?

Let us help you.
For any enquiry, feel free to fill out our form.

THE ART OF Liquid Setting

Traditionally, gemstones are set into cold, solid metal. We flip the script, independently developing a method we named Liquid Setting—the beating heart of our creative flow—where molten gold envelops the gems, allowing them to rise like shimmering islands in a golden sea.

This process requires deep mastery of classical techniques, extreme meticulousness and a heart ready to be moved. Through the Liquid Setting, we give life to pieces that bear the physical marks of their crafting journey—making each one entirely unique, even to us

The result is a sincere, tactile jewel that leaves behind sterile perfection. Our creations bring back a sense of what it means to be human in an awe-inspiring world, carrying deliberate imperfections that reflect the non-linear nature of human emotions and the unpredictable beauty of life.

Discover more