Cartier · Ballon Blue de Cartier

Strap for Ballon Blue de Cartier 42 Automatic Stainless Steel / Black

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

Lug width20 mm
Case diameter42 mm
ReferenceWSBB0003
FamilyBallon Blue de Cartier
MovementCartier caliber 049 Hours, Minutes, Seconds | Date
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

Straps for the Ballon Blue de Cartier WSBB0003

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Ballon Blue de Cartier WSBB0003, seen from the bench

The Cartier Ballon Bleu WSBB0003 is a 42.10 mm stainless steel automatic watch launched in 2007, featuring a distinctive three-dimensional balloon-shaped case and signature blue sapphire crown. It is powered by the Cartier caliber 049 manual-winding movement with hours, minutes, seconds, and quick-set date display. The watch has a 20 mm lug width and 30 meters water resistance.

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