Rolex Cosmograph Daytona Ref. M126509-0005

Rolex Cosmograph Daytona – Reference m126509-0005

Overview

The Rolex Cosmograph Daytona reference m126509-0005 is a high-performance chronograph built for the track, rendered in luxurious 18 kt white gold with a striking blue dial. It fuses Rolex’s motorsport heritage with refined materials, making it a powerful statement of precision, sportiness, and prestige.

Design & Materials

• Case: 18 kt white gold, 40 mm, with classic Oyster architecture including screw-down crown and chronograph pushers.
• Bezel: Fixed 18 kt white gold bezel engraved with a tachymetric scale for speed measurement.
• Dial: Bright blue dial with three counters (30-minute counter at 3 o’clock, 12-hour counter at 9 o’clock, small seconds at 6 o’clock). Applied 18 kt gold hour markers and hands, with Chromalight luminescence for low-light readability.
• Bracelet: 18 kt white gold Oyster bracelet (three-piece solid links), combining robustness and elegance.
• Aesthetic: A perfect balance of luxury and functionality — a motorsport icon elevated by premium materials and refined finishing.

Movement

• Calibre: Manufacture Rolex **4131** self-winding mechanical chronograph movement.
• Functions: Central hours and minutes, small seconds at 6 o’clock; chronograph with centre seconds, 30-minute counter (3 o’clock), 12-hour counter (9 o’clock); stop-seconds for precise time setting.
• Power Reserve: Approximately **72 hours**.
• Certification: Rolex Superlative Chronometer (–2/+2 s/day after casing).

Technical Specifications

• Reference: m126509-0005
• Collection: Cosmograph Daytona
• Case: 18 kt White Gold, 40 mm, Oyster case construction
• Bezel: Fixed 18 kt gold with engraved tachymetric scale
• Dial: Bright blue, three chronograph subdials, applied hour markers with Chromalight
• Bracelet: 18 kt White Gold Oyster, folding Oysterlock clasp with Easylink 5 mm extension link
• Crystal: Scratch-resistant sapphire
• Water Resistance: 100 metres / 330 feet
• Condition: New / Unworn
• Box & Papers: Full original Rolex presentation box and documentation

Prestige & Value

The **Rolex Cosmograph Daytona m126509-0005** is a benchmark in luxury performance timepieces. Its 18 kt white gold construction, bold blue dial, robust calibre 4131 movement, and motorsport DNA deliver both practicality and prestige. It appeals to collectors who seek a chronograph that is as elegant in appearance as it is precise in function — a true centerpiece in any high-end watch collection.