The Rolex Cosmograph Daytona 116598RBOW-0001 is a masterpiece that seamlessly blends luxurious aesthetics with horological craftsmanship. Its design revolves around brilliant gemstones and classic contours, while the materials incorporate top-tier precious metals and rare gems, and the movement continues Rolex’s legacy of precision and reliability.

In terms of appearance, the 40mm case features a rounded circular profile paired with a black lacquered dial, creating a striking visual contrast. The hour markers on the dial are set with 8 diamonds, which shimmer in harmony with the 56 brilliant-cut diamonds adorning the lugs and crown guards. The most eye-catching element is the gradient rainbow bezel, composed of 36 baguette-cut colored sapphires arranged in a seamless transition from purple to red, resembling a frozen rainbow encircling the case. The three sub-dials are crafted from 18k yellow gold, displaying the small seconds, 30-minute chronograph, and 12-hour chronograph respectively. Combined with the central chronograph seconds hand, they retain the sporty DNA of the Daytona series while adding an elegant touch. The bracelet is an 18k yellow gold Oyster bracelet with a folding Oysterlock safety clasp, ensuring secure and comfortable wear.

In terms of materials, the case, bracelet, and crown are all cast in 18k yellow gold, exuding a noble texture. The watch crystal is made of scratch-resistant sapphire crystal with an anti-reflective coating on the inner side for clear timekeeping. The sapphires on the rainbow bezel are meticulously selected, with each gem’s color and cut precisely matched to form a seamless gradient. The diamonds on the lugs and hour markers are intricately set, showcasing exquisite craftsmanship. The case back features a solid design, protecting the movement while maintaining overall aesthetics, with a water resistance of 100 meters for daily use.

In terms of movement performance, it is equipped with Rolex’s in-house Calibre 4130 automatic winding movement, renowned for its high stability and precision. It features a vertical clutch with a column wheel and a column wheel chronograph system, ensuring smooth operation. The movement beats at a frequency of 28,800 vibrations per hour and has a power reserve of approximately 72 hours, keeping it running even after extended periods of non-wear. As a COSC-certified chronometer, its daily deviation is controlled within -2/+2 seconds, perfectly balancing practical functionality with mechanical artistry.

Overall, the 116598RBOW-0001 is not just a timekeeping tool but a collector’s item that fuses gemstone artistry with watchmaking technology. Its design and craftsmanship reflect Rolex’s 卓越 (excellence) in the high-end watchmaking field.