Case

Case Size: 40 mm diameter

Case Material: Oystersteel and 18 ct yellow gold (Rolesor)

Case Thickness: ~11.9–12.2 mm

Water Resistance: 100 meters / 330 feet

Crown: Screw-down Triplock winding crown

Pushers: Screw-down chronograph pushers

Caseback: Solid, screw-down

Bezel

Type: Fixed tachymetric bezel (for measuring speed)

Material: 18 ct yellow gold with engraved tachymeter scale

Crystal

Scratch-resistant sapphire

No Cyclops lens (Daytona models do not have a date)

Movement

Calibre: Rolex Calibre 4131

Type: Self-winding mechanical chronograph (Perpetual rotor)

Frequency: 28,800 vph (4 Hz)

Power Reserve: ~72 hours

Functions:

Hours, minutes, small seconds

Chronograph (central seconds, 30-minute counter, 12-hour counter)

Stop-seconds for precise time setting

Oscillator / Balance

Hairspring: Blue Parachrom hairspring

Escapement: Chronergy escapement

Shock Protection: Paraflex shock absorbers

Dial

(Varies by configuration, but typically:)

Colors: Black, white, champagne, or diamond-set variants

Hour Markers: Applied markers in gold with Chromalight luminescence

Subdials: Contrasting chronograph counters

Hands:

Central chronograph seconds hand

Luminous hour and minute hands

Bracelet

Type: Oyster bracelet (3-link)

Material: Oystersteel and 18 ct yellow gold

Clasp: Oysterlock folding safety clasp

Extension: Easylink 5 mm comfort extension

Certification

Superlative Chronometer (COSC + Rolex certification)

Accuracy: −2 / +2 seconds per day

Warranty: 5 years