Model Number: 126500LN-0001 Collection: Cosmograph Daytona Model Name: Oyster Perpetual Cosmograph Daytona Case Material: Oystersteel (904L stainless steel) Case Diameter: 40 mm Bezel: Black Cerachrom bezel in ceramic Engraved tachymetric scale with platinum-coated numerals Dial: White “Panda” dial Contrasting black sub-dials for sporty aesthetic Hour Markers: Luminous baton (index) markers in white gold Hands: White gold hands with Chromalight display (long-lasting blue luminescence) Sub-dials: Black-rimmed chronograph counters 30-minute counter at 3 o’clock 12-hour counter at 9 o’clock Running seconds at 6 o’clock Movement: Rolex Manufacture Calibre 4131 (new-generation movement) Perpetual, mechanical chronograph, self-winding Enhanced shock resistance and efficiency Functions: Central chronograph seconds 30-minute and 12-hour totalizers Stop-seconds for precise time setting Bracelet: Oyster bracelet in Oystersteel Solid three-piece links Clasp: Oysterlock folding safety clasp Easylink 5 mm comfort extension link Crystal: Scratch-resistant sapphire Water Resistance: 100 meters / 330 feet Power Reserve: Approximately 72 hours Certification: Superlative Chronometer (COSC + Rolex certification after casing)