The Rolex Cosmograph Daytona 18K White Gold Blue Dial, model 116509-0071, is a luxurious and high-performance timepiece that epitomizes the sophistication and precision of the Daytona collection. Designed for those who appreciate both elegance and functionality, this watch is a perfect blend of style and advanced engineering.

Case and Bezel:

Material: The 40mm case is expertly crafted from 18-carat white gold, offering a sleek and durable structure that exudes luxury.
Bezel: The watch features a fixed bezel with an engraved tachymetric scale, also made from 18-carat white gold. This scale allows for precise measurement of average speeds, making it an essential tool for motorsport enthusiasts.
Crystal: The dial is protected by a scratch-resistant sapphire crystal, ensuring durability and clear visibility.
Dial:

Color and Finish: The dial is a striking blue, providing a vibrant and elegant backdrop that enhances the watch's overall aesthetic.
Markers and Hands: The hour markers and hands are crafted from 18-carat white gold and filled with Chromalight, offering long-lasting luminescence for excellent readability in low light conditions.
Subdials: The watch features three subdials at 3, 6, and 9 oélock, offering chronograph functions that include a 30-minute counter, 12-hour counter, and small seconds. These subdials are elegantly integrated into the blue dial, adding to its sophisticated appearance.
Minute Track: A detailed minute track runs along the periphery of the dial, aiding in precise timekeeping.
Movement:

Calibre: The watch is powered by the Rolex Calibre 4130, a self-winding mechanical chronograph movement renowned for its precision and reliability. This movement features a vertical clutch and a column wheel for smooth and accurate chronograph operations.
Functionality: The movement offers central hours, minutes, and seconds, as well as chronograph functions. It has a power reserve of approximately 72 hours and includes a Parachrom hairspring, which provides greater resistance to shocks and magnetic fields.
Certification: The Daytona is certified as a Superlative Chronometer, ensuring an accuracy of -2/+2 seconds per day after casing.
Bracelet:

Material: The watch is fitted with an Oyster bracelet, made from 18-carat white gold, matching the case and enhancing the overall luxurious feel.
Design: The Oyster bracelet features three-piece solid links, combining robustness with a refined appearance.
Clasp: It is equipped with an Oysterlock safety clasp, preventing accidental opening, and an Easylink 5mm comfort extension link, allowing the wearer to easily adjust the bracelet length for optimal comfort.
Water Resistance:

Depth Rating: The watch is water-resistant up to 100 meters (330 feet), making it suitable for swimming and snorkeling, though not for diving.
Additional Features:

Case Back: The case back is solid 18-carat white gold, ensuring the movement is well-protected and contributing to the watch's overall water resistance.
Crown and Pushers: The screw-down crown and chronograph pushers feature the Triplock triple waterproofness system, enhancing the watch's water resistance and robustness. The crown is embossed with the Rolex logo, underscoring the brandé attention to detail.
The Rolex Cosmograph Daytona 18K White Gold Blue Dial 116509-0071 is a remarkable timepiece that combines luxurious materials, advanced movement, and a unique design. Its vibrant blue dial, elegant white gold construction, and high-performance chronograph functions make it a distinguished piece for any watch collection. Whether on the racetrack or at a formal event, this watch'stands out as a symbol of sophistication and precision