Cartier · Ballon Blue de Cartier

Strap for Ballon Blue de Cartier 36 Automatic Yellow Gold / Diamonds / Bracelet

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

Integrated bracelet

The Cartier Ballon Blue de Cartier WJBB0007 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 diameter37 mm
ReferenceWJBB0007
FamilyBallon Blue de Cartier
MovementCartier caliber 049 No Date Hours, Minutes, Seconds
CaseYellow Gold

Spring bar

Swiss Standard universal spring bars

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

The Ballon Blue de Cartier WJBB0007, seen from the bench

The Ballon Bleu de Cartier 36 Automatic Yellow Gold / Diamonds / Bracelet is a mechanical timepiece launched in 2007, featuring a domed case, sapphire crown set in a protective arc, and an integrated yellow gold bracelet. The watch combines Cartier's architectural design with precise automatic movement. Milano Straps offers bespoke strap modifications through Atelier Casati Milano, custom-fitted to the watch's curved case geometry using premium leather selections.

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