B501 The Rolex ROLEX Cosmos Daytona collection’s carbon fiber customized version is not only easy to wear, but also has a sturdy appearance. Each watch features a unique carbon fiber pattern. [Case] The watch size 40X11.3 matches that of the original mode

The Rolex ROLEX Cosmic Speed collection model features a custom carbon fiber design. The watch is not only easy to wear, but also has a sturdy appearance. Each watch possesses a unique carbon fiber pattern. [Case] The size of the watch (40X11.3) matches that of the original model. The entire case and clasp are made from high-performance composite carbon fiber. [Bracelet Clasp] The bracelet is made of woven synthetic fibers, providing breathability and comfort; it has a soft texture. Available in green, black, and orange colors. It uses a precise and reliable automatic mechanical movement.