Cartier, original diamond, Ballon Bleu watch, model: W4BB0016, automatic winding, single watch, diameter: 33mm. The watch has a diameter of 33 millimeters and a thickness of 10 millimeters, fitting the wrist circumference of about 15 to 17 centimeters The case is made of stainless steel, with a bezel set with 50 brilliant-cut diamonds weighing a total of 0.63 carats, and is paired with a stainless steel folding clasp and steel bracelet Silver-plated radial dial, Roman numeral hour markers, blue steel sword-shaped hands, AUTOMATIC marked at 6 o 'clock, solid case back design Equipped with the Cartier 049 automatic mechanical movement, it is water-resistant to 30 meters for daily use. The crown is set with synthetic spinel and features a sapphire crystal mirror