The fully automatic mechanical Daytona black shock release creates a new milestone. The ROLEX Cosmic Chronograph Daytona series adopts an exclusive customized version of the 7750 all-in-one machine modified 4130 and is perfectly embedded in the case. The thickness reaches an unprecedented 122124mm. The thickness of the original version is consistent and synchronizes all the timing functions of the original 4130 movement. There are many market products. The clean factory has been sought after by many watch friends with many years of watchmaking experience and is regarded as the top masterpiece. Welcome to taste the 9 major features. 1. The thickness of the movement of the clean factory is 124mm according to the latest watch in 2022. The thickness of the only version in the market is consistent with the original. 2. The 7750 integrated movement is changed to 4130 quality certificate. 3. The steel belt case is made of 904L stainless steel imported from Germany. It is not afraid of any institutional inspection. 4. The case is made of the original 2022 latest version and is processed. The bottom cover is polished and bright, the size and the curvature of the tooth edge are updated. 5. The steel strap buckle adopts the same foldable buckle as the original. The tape version is equipped with a pair of tapes for different groups of people to facilitate wearing. 6. The watch hands are upgraded again from the Buff factory. The three small seconds hands and the large second hand are all customized according to a single piece, and the solid needle trocar cap has a mushroom round head shape. 7. It uses a C ceramic ring and then upgrades it to a platinum-coated film. The characters do not change color and the font thickness is updated. Each of the 8-scale word nails is independently CNC carved. Each hand-polished edge is luminous and uses Swiss luminous powder. There is no color difference with the genuine product. The final effect is the closest to the original luminous vision on the market. 9. The protruding height of the glass is consistent with the 2022 version of the original. It is different from other versions on the market. The flat glass is fake at first glance. It adopts a fully transparent sapphire edge. Small R oval edge. The vision can be touched by hands without scratching the hand. The effect is perfect and high-end. Only the 7750 version from the clean factory. The details and workmanship are consistent with the big manufacturers. The workmanship is consistent with the genuine ones. Look for the C factory.