The self winding, chronograph Rolex Daytona in 18 ct yellow gold has a 40 mm size casing with screw-down case back and triplock triple waterproofness system winding crown. A scratch -resistant sapphire crystal and the bezel is fixed with engraved tachymetric scale in 18 ct yellow gold. A green dial with highly legible chromalight display with blue luminescence. The bracelet is an Oyster, flat three-piece link in 18 ct yellow gold with a folding Oysterlock safety clasp. With its 4130, Manufacture Rolex Caliber the functions include Centre hour, minute and seconds hands, small seconds hand at 6 o'clock. Chronograph (centre hand) accurate to within 1/8 of a second, 30-minute counter at 3 o'clock and 12-hour counter at 9 o'clock. Stop seconds for precise time setting. The Rolex Daytona has a power reserve of approximately 72 hours and is water resistant to 100 meters / 330 feet.