Big Bang family · 14 references Hublot

Big Bang Unico

42mm Price Trending Down Popular Model Surging Volume
Low $10,500
Median $12,000
High $15,307
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The Hublot Big Bang Unico puts the chronograph’s workings on the dial side, making the mechanism part of the pleasure rather than something reserved for a caseback view. Its layered case, exposed bezel screws and openworked dial give it a distinctly architectural character, but the visible column wheel is more than decoration: you can watch it turn as you operate the chronograph.

The 42mm version is worth seeking out if the original 45mm Unico feels too expansive on your wrist. Its HUB1280 flyback movement is thinner than the earlier HUB1242, helping reduce bulk without losing that mechanical theatre. Try the chronograph’s flyback action—it should reset and restart while running—and make sure the quick-release strap buttons latch securely. On ceramic-equipped examples, pay particular attention to the bezel edges around the exposed screws: chips there are a different proposition from ordinary surface scratches.

MovementAutomatic
Case Size42mm

What owners love

  • The dial-side chronograph mechanism gives you something to watch beyond the hands: you can see the column wheel move when you operate the chronograph. Owners who enjoy the Unico tend to like that mechanical openness rather than simply the skeletonized look.
  • The rubber strap is comfortable, and the push-button strap-change system makes swapping it genuinely easy without tools. It is a feature owners actually use, not just something demonstrated at the boutique.

Common Criticisms

  • The skeletonized dial can make a quick time check harder than it should be, especially when reflections and the exposed mechanism compete with the hands. The smaller chronograph indications take even more attention.
  • The 42mm case is still a substantial watch: its thickness and broad case shape are more noticeable on the wrist than the diameter suggests. Owners with smaller wrists sometimes find it sits tall rather than nestling against the wrist.

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