Hublot 647 (Pre-owned - Excellent) — USD 12,250 on eBay

Reference 647.nx.1137.rx represents the Spirit of Big Bang Chronograph in Hublot's chronograph series. This particular reference features a distinctive grey dial configuration within the model's range, positioning it as a contemporary interpretation of the brand's tonneau-shaped chronograph design. The watch houses an automatic movement within a 42mm titanium case construction. The grey dial is protected by sapphire crystal, while the fixed bezel complements the overall titanium case architecture. Water resistance extends to 100 meters, providing practical daily wear capability alongside the chronograph functionality. This reference appeals to collectors seeking a modern chronograph with lightweight titanium construction and understated grey dial presentation. The 42mm case size offers contemporary proportions, while the automatic movement provides mechanical appeal. Within Hublot's lineup, this Spirit of Big Bang variant represents the intersection of the brand's distinctive case design and traditional chronograph complications.