The Cartier Ballon Bleu de Cartier Steel Silver Dial 42mm Ref. W69012Z4 is a modern classic, easily recognized by its rounded case and unique crown design. This 42mm stainless steel model features a smooth bezel and sapphire crystal, framing a silver dial with bold Roman numerals and blue sword-shaped hands. A signature detail is the integrated, protected crown, which creates a gentle curve in the dial at three o’clock. The selfwinding Calibre 049 movement delivers hours, minutes, seconds, and date functions, with a 42-hour power reserve for reliable daily wear. The stainless steel bracelet secures with a deployment clasp, offering comfort and durability. Water resistance is rated to 30 meters. Key highlights include the Ballon Bleu’s distinctive case profile, user-friendly automatic movement, and balanced 42mm size, making this reference a strong option for those seeking a blend of Cartier’s heritage design and everyday practicality.