Floating like a balloon and as blue as the cabochon safely nestled in its side, the Ballon Bleu watch by Cartier adds a dash of elegance to male and female wrists alike. Roman numerals are guided on their path by a deep blue winding mechanism. With the convex curves of the case, guilloché dial, sword-shaped hands, and polished or satin-finish links of the bracelet...the Ballon Bleu watch by Cartier floats through the world of Cartier watchmaking. Ballon Bleu de Cartier watch, 36 mm, self-winding mechanical movement. 18K pink gold case set with 123 brilliant-cut diamonds totaling 1.21 carats, fluted crown set with a sapphire cabochon, silvered guilloché lacquered opaline dial, blued-steel sword-shaped hands, sapphire crystal, 18K pink gold bracelet. Wrist size: 180 mm. Case thickness: 12.1 mm. Water-resistant to 3 bar (approx. 30 meters/100 feet).