Cartier Ballon Bleu de Cartier Watch - 33 mm Steel Case - Silvered Diamond Dial - Interchangeable Bracelet - W4BB0021 27.4 calibre 8520 self-winding movement with

calibre 8520 self-winding movement with co-axial escapement for greater precision stability and durability

automatic movement

Calibre Omega 8500 self-winding co-axial chronometer movement with date

11 diamond indexes

Sedna gold bracelet with central links inlaid with extra white mother-of-pearl

Cartier Ballon Bleu de Cartier Watch - 33 mm Steel Case - Silvered Diamond Dial - Interchangeable Bracelet - W4BB0021 27.4 calibre 8520 self-winding movement with33 mm steel case, 9. 96 mm thick, fluted crown set with a synthetic cabochon shaped spinel, sapphire crystal, silvered guilloche dial set with 11 brilliant cut diamonds totalling 0. 05 carat, automatic movement, interchangeable steel bracelet. Water resistant to 3 bar (approx 30 metres).