Hublot · Classic Fusion

Strap for Classic Fusion 45 Chronograph Titanium / Black / Bracelet

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter45 mm
Reference520.NX.1170.NX
FamilyClassic Fusion
MovementHublot caliber HUB1143 Hours, Minutes, Small Seconds | Date | Chronograph
CaseTitanium, 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 Classic Fusion 520.NX.1170.NX

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Classic Fusion 520.NX.1170.NX, seen from the bench

The Classic Fusion represents one of Hublot's main collections, characterized by essential lines and a contemporary design. It is powered by the HUB1143 caliber with functions of hours, minutes, small seconds, date and chronograph. The reference 520.NX.1170.NX features a construction in modern materials according to the Swiss brand's construction philosophy.

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