PRODUCT DESCRIPTIONBallon Bleu de Cartier watch, 33 mm, mechanical movement with automatic winding. Steel case, steel fluted crown set with a cabochon synthetic spinel. Steel bezel set with 50 brilliant-cut diamonds totaling 0. 58 carat. Silver guilloché dial. Blued-steel sword-shaped hands. Sapphire crystal. Steel interchangeable bracelet. Thickness: 9. 96 mm. Water-resistant up to 3 bar (approx. 30 meters/100 feet).ABOUT THE COLLECTIONFloating 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.