Hublot
Big Bang Steel 44
301.SX.130.RX
The steel cornerstone of Hublot's fusion-era chronograph.
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Overview
The Hublot Big Bang Steel 44 (ref. 301.SX.130.RX) is a 44 mm stainless steel chronograph that sits at the heart of the Big Bang collection. Its black carbon-effect dial with date window captures the industrial aesthetic that defined Hublot's design language from the mid-2000s onward. Powered by the in-house Calibre HUB4100, it represents the brand's commitment to integrating manufacture movements into its flagship line.
History
The Big Bang line was introduced in 2005 and quickly became the reference that repositioned Hublot as a serious player in the luxury sports-watch segment. The Steel 44 served as the accessible, stainless-steel entry point into the collection throughout its long production run, which extended to 2019. Its longevity across more than a decade reflects the enduring commercial and aesthetic success of the original Big Bang formula. Collectors regard the steel references as the purest expression of the line's founding concept.
Notable points
- 44 mm stainless steel case with the signature H-shaped screws and porthole-inspired bezel architecture.
- Black carbon-effect dial gives a textured, industrial character distinct from conventional lacquered or sunray finishes.
- Calibre HUB4100 is an integrated chronograph movement developed as part of Hublot's broader manufacture ambitions.
- Date function is integrated at the 4 o'clock position, maintaining dial symmetry within the busy chronograph layout.
- Produced continuously from 2005 to 2019, making it one of the longest-running references in the Big Bang catalogue.
Specifications
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