Hublot Shaped Spirit of Big Bang Chronograph Full Magic Gold 45mm 601.MX.0138.RX

The Hublot Spirit of Big Bang Chronograph in full Magic Gold, reference 601.MX.0138.RX, is one of the most distinctive expressions of Hublot's signature design language. Launched as a shaped evolution of the iconic Big Bang family, the Spirit of Big Bang trades the round case silhouette for a tonneau form — a barrel-shaped architecture that feels simultaneously retro and aggressively modern. Limited-edition status elevates this already rare configuration into true collector territory, making it one of the more sought-after references in the contemporary luxury sport-chronograph market.

Magic Gold is the material story that sets this watch apart from virtually every other luxury timepiece available today. Developed by Hublot in partnership with the École Polytechnique Fédérale de Lausanne, Magic Gold is the world's first scratch-resistant 18-karat gold alloy, achieved by fusing gold with ceramic at the microstructural level. On reference 601.MX.0138.RX, Magic Gold is not merely an accent — it is the entire case and bezel, giving the watch a warm, lustrous presence that resists the everyday scuffs and micro-abrasions that afflict conventional gold watches. Owning a full Magic Gold piece is a genuinely rare privilege.

The skeleton index dial is the visual heart of this Spirit of Big Bang. Rather than hiding the movement behind a solid dial, Hublot opens the architecture to reveal the intricate mechanical landscape beneath — bridges, gears, and oscillating components all visible through the aperture. Indices anchor the dial's legibility while the open-worked design rewards close inspection, offering a different perspective every time the watch catches the light. On a gold case of this richness, the contrast between warm metal and the mechanical interior creates an almost sculptural quality.

At 45mm, the Spirit of Big Bang 601.MX.0138.RX makes a definitive wrist statement. The tonneau case wears with surprising comfort for its size, thanks to ergonomically contoured lugs and the supple black rubber bracelet that keeps the watch secure and lightweight against the wrist. The rubber strap also plays a deliberate aesthetic role — its matte blackness provides a bold counterpoint to the gleaming Magic Gold, a juxtaposition that has been central to Hublot's design philosophy since the original Big Bang debuted and redefined the fusion of precious metal and sport materials.

As a chronograph, this reference adds functional sophistication to its visual drama. The pusher-activated timing complication is integrated seamlessly into the tonneau case design, with the pushers positioned to feel intuitive even on a shaped case. Whether measuring a lap, a meeting, or simply admiring the mechanism at work, the chronograph function gives the wearer active engagement with the watch beyond passive timekeeping.

Bizak & Co. offers this brand-new Hublot Spirit of Big Bang 601.MX.0138.RX with the confidence and expertise of a dedicated luxury watch specialist. Buying a full Magic Gold limited edition is a decision that deserves a trusted partner — one who can speak to provenance, authenticity, and long-term value. Browse this reference online at bizakandco.com or reach out directly to our team for personalized assistance, competitive pricing, and secure worldwide delivery.