Hublot Square Bang Unico Titanium Diamonds 42MM 821.NX.0170.RX.1204

The Hublot Square Bang Unico 821.NX.0170.RX.1204 is one of the most architecturally adventurous expressions in modern Swiss watchmaking — a 42mm square-cased statement piece that breaks decisively from the round-case tradition that dominates luxury horology. Hublot introduced the Square Bang as an evolution of its iconic Big Bang lineage, translating the same bold design language into a four-cornered silhouette that feels equally at home in the worlds of high fashion, sports luxury, and serious watch collecting.

The 42mm case is crafted from lightweight, corrosion-resistant titanium, a material Hublot has championed throughout its history for its exceptional strength-to-weight ratio and its ability to sit comfortably on the wrist despite a commanding visual presence. The diamond-set bezel elevates the reference beyond pure sport-luxury territory into genuine haute horology, with precisely set stones framing the square dial aperture and introducing brilliance from every angle. This interplay between raw industrial titanium and the refined sparkle of diamonds is the essence of Hublot's Art of Fusion philosophy.

Inside the case, the Unico name signals the presence of Hublot's proprietary in-house automatic movement — a flyback chronograph caliber developed entirely within Hublot's manufacture that speaks to the brand's genuine commitment to vertical integration and technical independence. The grey index dial keeps the aesthetic clean and legible, allowing the architecture of the case and the brilliance of the bezel to take centre stage without visual clutter.

On the wrist, the Square Bang Unico in this titanium and diamond configuration delivers a presence that is simultaneously sporty and opulent. The structured rubber strap, a Hublot hallmark material since the brand's founding in 1980, provides a secure and comfortable fit while reinforcing the watch's athletic DNA. The combination of a geometric case, lightweight titanium, and high-jewellery finishing makes reference 821.NX.0170.RX.1204 a genuinely versatile companion — as compelling with eveningwear as with a relaxed daytime look.

For collectors who appreciate watches that challenge convention and reward close examination, the Square Bang Unico titanium diamonds represents a compelling acquisition. It is a piece that collectors, enthusiasts, and first-time luxury watch buyers alike will find difficult to walk past. Bizak & Co. is proud to offer this reference brand new, and our team is ready to guide you through every detail. Browse our full Hublot collection at bizakandco.com or reach out directly — we are here to help you find your perfect timepiece.