Cartier Ballon Bleu de Cartier Watch - 36 mm Steel Case - Silver Opaline Dial - Black Leather Strap - WSBB0028 Cup octagonal crown set with a

octagonal crown set with a synthetic spinel cabochon

caliber 1904-PS MC self-winding movement with calendar aperture at 3 o'clock and small seconds counter at 6 o'clock

18K pink gold folding buckle buckle

calibre 049 self-winding movement with blued-steel sword-shaped hands

Cartier Ballon Bleu de Cartier Watch - 36 mm Steel Case - Silver Opaline Dial - Black Leather Strap - WSBB0028 Cup octagonal crown set with a36 mm steel case, 12. 1 mm thick, fluted crown set with a cabochon synthetic spinel, sapphire crystal, silver guilloche opaline dial, automatic movement, black alligator leather strap, steel interchangeable deployant buckle. Water resistant to 3 bar (approx 30 meters 100 feet).