
Ref. 431.NX.717B.RX · Chronograph
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Big Bang collection · 44 watches












2 colorways
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Owners widely praise the Hublot Big Bang Original Unico Titanium 43mm for its innovative materials, striking bi-color design, and the smooth operation of its chronograph. The in-house HUB1280 automatic movement is described as great, and the watch features a convenient one-click strap-change system. Some owners, however, express concerns about Hublot's pricing relative to movement sourcing and finishing quality, with one owner noting lighter date wheel numbers and observed scratches on plastic parts, while another reported a potential issue with the automatic winding mechanism. Overall, owners and reviewers consider the Hublot Big Bang Original Unico Titanium 43mm a visually impressive timepiece with a well-regarded movement, though some debate its value proposition and long-term durability.
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