Since its introduction in 2007, The Ballon Bleu de Cartier collection has become an iconic line representing Cartier’s contemporary luxury watchmaking. The name ‘Ballon Bleu’ is French for ‘blue balloon’ and refers to the collection’s distinctive round case and blue sapphire cabochon crown.
The Cartier WJBB0057 is a 40mm automatic model from the Ballon Bleu de Cartier collection, A watch that encapsulates the brand’s curves and luxurious sensibility. The case and bracelet are made of 18K rose gold, Radiating a warm glow, And the bezel is adorned with 52 brilliant-cut diamonds (totaling 1.06 carats), Further emphasizing the watch’s presence.
The silver sunray guilloché dial creates different reflections depending on the angle of the light, And the classic Roman numerals and elegant blued steel sword hands are harmoniously arranged. The practical date window at 3 o’clock adds functionality, And the fluted crown, A signature of the Ballon Bleu collection, Is set with a blue cabochon sapphire, Emphasizing the identity of the collection.
Inside, It is equipped with Cartier's own movement, Caliber 1847 MC automatic movement, Which provides accurate time measurement and stable performance. The case thickness is 12.4mm, Providing a suitable volume for the wrist, And it is water-resistant to 30m, So you can wear it with confidence in everyday life.
It is loved by many as a true luxury icon that demonstrates timeless elegance and artistic perfection.

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