• Reference: 126509
• Model case: Oyster, 40 mm, white gold
• Waterproofing: Waterproof to 100 metres / 330 feet
• Bezel: Fixed, with engraved tachymetric scale, in 18 ct white gold
• Dial: Bright black and steel

• Strap: Oyster, three-piece solid links
• Movement: Perpetual, mechanical chronograph, self-winding
• Calibre: 4131, manufacture Rolex
• Power reserve: Approximately 70 hours
• Certification: Superlative Chronometer (COSC Rolex certification after casing)