Model case
- Crystal
Scratch-resistant sapphire
- Water-resistance
Waterproof to 100 metres / 330 feet
- Model case
Oyster, 40 mm, steel and yellow gold
- Bezel
Fixed, with engraved tachymetric scale, in 18 ct yellow gold
- Diameter
40 mm
- Winding crown
Screw-down, Triplock triple waterproofness system
- Oyster architecture
Monobloc middle case, screw-down case back and winding crown
- Material
Yellow Rolesor - combination of 904L steel and 18 ct yellow gold
Movement
- Calibre
4130, Manufacture Rolex
- Model case
Perpetual, mechanical chronograph, self-winding
- Oscillator
Paramagnetic blue Parachrom hairspring
- Winding
Bidirectional self-winding via Perpetual rotor
- Precision
Officially certified Swiss chronometer (COSC)
- Functions
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
Bracelet
- Clasp
Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link
- Bracelet material
Yellow Rolesor - combination of 904L steel and 18 ct yellow gold
- Bracelet
Oyster, flat three-piece links
Dial
- Gem-setting
Diamonds in 18 ct gold settings
- Details
Champagne dial with snailed yellow gold small counters
- Dial
Champagne set with diamonds
The Cosmograph Daytona, introduced in 1963, was designed to meet the demands of professional racing drivers. With its highly reliable chronograph and bezel with tachymetric scale, it allows drivers to perfectly measure average speeds up to 400 kilometres or miles per hour, as they choose. An icon eternally joined in name and function to the high-performance world of motor sport.
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