Hublot Spirit Of Big Bang Chronograph Titanium Blue 45mm 601.NX.7170.LR

The Hublot Spirit of Big Bang Chronograph in reference 601.NX.7170.LR is one of the most visually arresting expressions in the Spirit of Big Bang collection — a line that reimagines the iconic Big Bang DNA in a tonneau-shaped case that feels simultaneously vintage and thoroughly modern. Offered here brand new, this 45mm titanium model with its vivid blue skeleton index dial represents Hublot's Art of Fusion philosophy at its most compelling.

Hublot introduced the Spirit of Big Bang as a departure from the round-case convention that dominates haute horlogerie. The barrel or tonneau shape is rooted in the early history of wristwatches, yet Hublot reinterprets it through contemporary materials engineering and bold skeletonization. The result is a watch that wears the weight of history while feeling unmistakably 21st-century on the wrist.

The 45mm titanium case of the 601.NX.7170.LR is both substantial in presence and surprisingly comfortable in weight — titanium's low density means this large-format chronograph sits far more lightly on the wrist than its dimensions might suggest. The titanium bezel frames the sapphire crystal cleanly, and the case finishing blends brushed and polished surfaces in the manner Hublot has refined across decades of production.

The blue skeleton index dial is the centerpiece of this reference. By opening up the movement architecture and layering it with a cool blue color treatment, Hublot creates extraordinary depth and dimension. Indices are applied with precision, ensuring legibility is not sacrificed to aesthetics. The chronograph sub-registers are integrated into the skeletonized layout with the brand's characteristic industrial elegance. The rubber/leather strap — another expression of Hublot's fusion ethos — combines the formal appeal of leather with the durability and flexibility of high-grade rubber, making it equally suited to a boardroom or a weekend outing.

The chronograph complication adds functional purpose to this showpiece, allowing the wearer to measure elapsed time with the pushers flanking the crown — a practical tool complication housed in one of the watch world's most dramatic cases. For collectors who want a timepiece that commands attention without sacrificing utility, the 601.NX.7170.LR delivers on every axis.

Bizak & Co. is pleased to offer this reference brand new, giving the next owner full confidence in provenance and condition. Whether you are an established Hublot collector expanding your Spirit of Big Bang lineup or a first-time buyer drawn to the blue dial and titanium combination, our team is ready to assist. Reach out through bizakandco.com for pricing, availability, and any questions — we are committed to matching serious buyers with exceptional watches at the best possible price.