Since its introduction in 2007, The Cartier Ballon 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 Ballon Bleu WE900851 features a 42 mm 18K rose gold case, A diamond-set bezel, And a silver guilloché dial. Cartier’s signature fluted crown is adorned with a blue sapphire cabochon, Making this a representative watch that combines Cartier’s traditional elegance with a modern sensibility.

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