Hublot · Classic Fusion

Strap for Classic Fusion 45 Chronograph King Gold / Green

Integrated bracelet: measurements, the most common questions, and the way to a made-to-measure strap.

Integrated bracelet

The Hublot Classic Fusion 521.OX.8980.LR is designed with a bracelet integrated into the case. For a compatible made-to-measure strap, the Casati Milano atelier builds it on your watch.

Case diameter45 mm
Reference521.OX.8980.LR
FamilyClassic Fusion
MovementHublot caliber HUB1143 Hours, Minutes, Small Seconds | Date | Chronograph
CaseTitanium, Red Gold, Resin

Spring bar

Swiss Standard universal spring bars

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

The Classic Fusion 521.OX.8980.LR, seen from the bench

The Classic Fusion 521.OX.8980.LR combines Hublot's Art of Fusion philosophy with aerospace titanium, red gold, and resin in a 45mm case. This hybrid architecture features integrated lugs designed exclusively for the original bracelet. Custom strap solutions require specialized adaptation to respect the watch's original geometry and material complexity.

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