$1,450.00 Original price was: $1,450.00.$1,129.00Current price is: $1,129.00.
Buying notes for this configuration
This reference earns its place through the way color is carried across the watch. The sky-blue case and lined rubber strap frame the openworked dial from both directions, giving the 42mm Big Bang Unico a lighter and more graphic identity than a black or grey configuration. A dark Big Bang Unico is the useful nearby alternative when quieter pairing matters most. This version is for a buyer who wants the watch to be the focal point beside neutral clothing. Review the front, side and strap views as one set, because the color relationship and the clean transitions between case, bezel and strap are the reason to select it.
The Hublot Big Bang Unico 441.EX.5120.RX is a 42mm, color-led configuration built around a sky-blue case, an openworked dial and a matching white-and-sky-blue lined rubber strap. The blue carries from the bezel area into the strap, so the watch reads as one deliberate composition rather than a dark case with a colored accent. It suits buyers who want a Big Bang Unico to be immediately visible on the wrist. Compare the final gallery closely before ordering, with particular attention to color consistency, dial alignment, bezel screws and strap fit in the QC proof.
A clear sky-blue statement
Reference 441.EX.5120.RX is defined by its sky-blue visual line. The color appears across the case and continues into the white-and-sky-blue lined rubber strap, creating a much more immediate wrist presence than a dark Big Bang Unico. The 42mm format keeps the familiar proportions of the collection, but the color changes the role of the watch completely.
Openworked detail inside a strong frame
The openworked dial gives the center of the watch layered detail, while the blue surround keeps the composition easy to read from a distance. This balance matters. The dial rewards a closer look, but the case-and-strap pairing remains the first impression. Buyers who want a quieter design should compare a black or grey Big Bang Unico before deciding; this version is intentionally more visible.
How the color works in a rotation
Sky blue works best when the rest of the outfit leaves room for it. Black, white, grey, navy and simple denim allow the case and strap to feel deliberate rather than accidental. The matching rubber strap prevents the color from stopping at the lugs, so the watch reads as a continuous graphic object across the wrist.
What to inspect in the final gallery
Check that the sky-blue tone remains consistent across the case, bezel and strap. The openworked dial should sit cleanly within the bezel, and the visible screws should form a balanced arrangement around it. Use the side views to review the case profile and the strap transitions, then check the clasp and strap alignment in the final QC proof.
Make the color relationship intentional
The strongest version of this watch is one where the blue case, bezel and strap read as the same planned color story. A buyer should not choose it simply because it is different from black. Choose it when that brighter line will add a controlled focal point to the rotation and the openworked dial will remain the close-up detail.
For buyers who want the watch to lead
Choose this configuration when color is part of the purchase reason, not a minor detail. Its appeal comes from the 42mm Big Bang Unico outline, the active openworked center and the sky-blue case-and-strap relationship working together.
Questions to settle before ordering
Why choose the Sky Blue 441.EX.5120.RX?
The sky-blue case and matching lined rubber strap make this a color-led 42mm Big Bang Unico rather than a neutral daily configuration.
What is the closest alternative?
A black or grey Big Bang Unico is the calmer option for buyers who want the same general presence with less color contrast.
What should QC check?
Review color consistency across the case and strap, dial centering, visible screw alignment and the fit where the strap meets the case.
Review the exact configuration before it leaves.
Use model-specific QC proof to confirm the visible details and stated functions that informed your choice.
Contact Support
QC proof before dispatch