Rolex Cosmograph Daytona Watch

🔍 Key Features of the Rolex Cosmograph Daytona

1. Chronograph Function

• Three Sub-Dials: Measures elapsed time — seconds, minutes, and hours.

• Pushers: Located at 2 and 4 o’clock to start, stop, and reset the stopwatch function.

2. Tachymeter Bezel

• Engraved Scale: Used to calculate speed based on time traveled over a fixed distance.

• Material: Likely Cerachrom ceramic or stainless steel.

3. Oyster Case

• Water Resistance: Up to 100 meters (330 feet).

• Size: Typically 40mm in diameter.

• Material: Usually stainless steel

4. Dial

• Color: Black with contrasting sub-dials.

• Luminous Markers: For readability in low light.

• Hands & Markers: Likely made of gold to prevent tarnishing.

5. Movement

• Caliber 4130 (in most modern Daytonas):

  • Self-winding mechanical chronograph movement.

  • 72-hour power reserve.

  • Superlative Chronometer certified (COSC + Rolex’s own standards).

6. Strap

• Oysterflex Bracelet:

  • Combines the robustness of a metal bracelet with the flexibility of rubber.

  • Has a metal blade inside for durability.

  • Comfortable and sporty fit.

7. Crystal

• Scratch-resistant sapphire crystal with a smooth, flush fit