Hublot Big Bang Unico Titanium Jewellery 44mm 421.NX.1170.RX.0904 - BRAND NEW

The Hublot Big Bang Unico Titanium Jewellery 421.NX.1170.RX.0904 is a compelling statement in contemporary luxury watchmaking. Introduced as part of Hublot's flagship Big Bang family, the Unico line has consistently represented the manufacture's most technically and aesthetically ambitious offerings, combining in-house movement development with bold architectural case design. This 44mm reference takes that formula and adds a layer of diamond craftsmanship that elevates it firmly into collector and connoisseur territory, making it one of the most sought-after Big Bang variants available today.

The case is crafted from Grade 1 titanium, a material Hublot has championed for its exceptional strength-to-weight ratio and its cool, matte aesthetic. At 44mm, the Big Bang Unico occupies the wrist with confident authority without crossing into unwieldy territory. The satin and polished finishing typical of the Big Bang architecture creates a dynamic interplay of light across the lugs and case flanks, while the porthole-inspired bezel — set here with brilliant-cut diamonds — adds a distinctly luxurious dimension to what is otherwise a tool-watch-inspired form.

The dial of reference 421.NX.1170.RX.0904 is finished in black, providing a deep, dramatic backdrop that makes both the index hour markers and Arabic numerals pop with immediate legibility. The combination of two marker styles — indices and Arabic numerals — is a hallmark of the Big Bang Unico design language, lending the dial a layered, multi-dimensional quality that rewards close inspection. The openworked or skeletonized sub-registers characteristic of the Unico dial architecture further animate the face, offering glimpses of the mechanical complexity beneath.

Powering this reference is an automatic in-house movement, the beating heart of the Unico line that established Hublot's credibility as a true manufacture. The movement is visible through the sapphire exhibition caseback, a feature that transforms the watch's reverse into a display of architectural and mechanical artistry. The black rubber strap — synonymous with the Big Bang since its 2005 debut — keeps the watch firmly rooted in its sports-luxury identity while ensuring everyday comfort and durability.

For collectors and enthusiasts looking to buy the Hublot Big Bang Unico 421.NX.1170.RX.0904 online, Bizak & Co. offers this reference brand new, complete with the manufacturer's box and papers. Our team of specialist advisors is on hand to answer questions, provide detailed imagery, and facilitate a seamless purchase experience. Whether you are adding a statement piece to an established collection or investing in your first high-complication luxury sports watch, this reference represents an extraordinary confluence of titanium engineering and diamond jewellery craftsmanship that is difficult to match at any price point.