Hublot · Big Bang

Strap for Big Bang Ferrari Black

Takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width21 mm
Case diameter45 mm
Reference401.CX.1123.VR
FamilyBig Bang
MovementHublot caliber HUB1241 Hours, Minutes | Date | Chronograph, Flyback, Column wheel
CaseTitanium, Ceramic, Resin

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Big Bang 401.CX.1123.VR

Selected for the 21 mm lug width · workshop selection

All 21 mm straps →

The Big Bang 401.CX.1123.VR, seen from the bench

The Big Bang represents one of Hublot's main collections, characterized by the distinctive design with a six-screw bezel. Reference 401.CX.1123.VR mounts the automatic caliber HUB1241 with hour, minute, date, and flyback chronograph functions. The movement integrates advanced chronograph mechanisms typical of the Swiss manufacture.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only