Bvlgari’s Cosmic Vault Necklace Captures the Night Sky in Sapphire and Diamond

Bvlgari’s Cosmic Vault High Jewellery Necklace...

Dec 29, 2025
The blue heavenBvlgari

If there was ever a piece of jewellery that could convey to someone that your love for them is bigger than the Universe itself, the Cosmic Vault Necklace would be it. Featuring a breathtaking, colossal 123.35-carat Sri Lankan sugar-loaf sapphire as the centrepiece, this necklace marries cosmic wonder with architectural grandeur.

Bvlgari’s creative director, Lucia Silvestri, drew from the sight of celestial constellations against the Roman skyline, envisioning a piece that would capture both the beauty of the cosmos and the architectural elegance of the Eternal City.

The sky is blue again!Bvlgari

The unique, dome-shaped sapphire symbolises the iconic Roman domes, while its deep, velvety blue hue seems to distil the entire night sky into a single, magnificent entity. Beyond the central gem, the Cosmic Vault Necklace is a truly showcase of Bvlgari’s masterful craftsmanship. Forged over 1,500 hours, the necklace is a symphony of balance and brilliance, composed of over 200 meticulously arranged modular elements. These elements are designed to ripple and move with the wearer. The necklace also features 331 custom-cut sapphires and numerous buff-top sapphires and pear-shaped diamonds, all working in harmony to complete this extraordinary vision of a star-filled night sky framed by Roman grandeur.

Bvlgari FTWBvlgari

In the Cosmic Vault Necklace, every curve and contour is striking; they are designed to bring out the movement of stars in orbit, and it is a delicate geometric design with light interplay. The modular construction of the piece allows it to be worn comfortably against the body, thus creating the illusion of a moving galaxy. The interplay of colours between the dark blue sapphires and the sparkling white diamonds simulates the universal dance of lapse and light, a reminder of how vastness and intimacy can be found wrapped up in one creation.

The sparkle of the momentBvlgari

The other aspect that highlights the artwork is the passion it conveys— a mixture of fable, skill, and invention. It is like a Bvlgari hallmark, bridging ages: the grandeur of the Roman Empire and the delicacy of the present day. The Cosmic Vault Necklace is a celestial narrative of stones and gold, putting the infinite and humanity's perennial desire to possess a fragment of the cosmos close to the heart, in a way, a tribute.

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