Sideræ
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Front view of Sideræ Blue Kosmic Shield Ring in 18K yellow gold with deep blue kite sapphire and icy accents, handcrafted artisan jewelry.
Side view of Blue Kosmic Shield Ring in 18K yellow gold featuring deep blue kite sapphire with marquise and round icy sapphires, Sideræ fine jewelry.
Profile of Sideræ Blue Kosmic Shield Ring in 18K yellow gold, with kite sapphire and shimmering icy sapphires in a shield design.
Back view of handcrafted Blue Kosmic Shield Ring by Sideræ, 18K yellow gold with organic design and sapphire setting details.
Model wearing Sideræ Blue Kosmic Shield Ring in 18K gold with deep blue sapphire, palm view highlighting its bold shield design.
Sideræ Blue Kosmic Shield Ring with kite sapphire in 18K gold, worn on middle finger with hand angled downward.
Blue Kosmic Shield Ring in 18K gold with deep blue sapphire shown between fingers, highlighting size and artisan craftsmanship by Sideræ.

Blue Kosmic Shield Ring

€3,320.00

A deep blue kite-cut sapphire at the center is embraced by glacial blue marquise and round sapphires, cast directly into a smooth 18K yellow gold band. The Blue Kosmic Ring is conceived as a personalized shield, a luminous force against every dark night, radiating the light that reveals and strengthens the resilience within us all.

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: ~ 0.73
  • Measurements: Band width ~1.8 mm
  • Designed and handcrafted in Italy
  • #RS1013-B-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.

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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.

Each piece bears the physical marks of their crafting journey, making each one entirely unique, even to us.

Sterile perfection has never been the goal. What we seek is a sincere, tactile jewel whose deliberate imperfections reflect the non-linear nature of human emotions and the unpredictable beauty of life.

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