3K Grenade launches an upgraded version of the original machine with noise-free engraving. Detailed upgrade interpretation: 1. The upgraded movement is all finely engraved, clear and not worn, and the texture is the ultimate. 2. The automatic rotor is upgraded to use Swiss ultra-precision bearings, which is unprecedented in the industry. The process of installing the rotor ensures 100% noise reduction. 3. Original movement, no fake clips, no fake balance wheels, no fake rubies. The 3k factory completely reproduces the 3.3 mm out-of-print high-quality 324SC movement. 4. Upgraded dial with Arabic numerals that are super bright at night, and the overall brightness is harmonious and consistent. 5. Upgraded imported rubber strap, the feel and visual effect are comparable to the original. It remains anti-corrosion and anti-odor in extreme cold and high temperatures. , durable and wear-resistant, corrosion-resistant. 6. The calendar window of each watch is positioned horizontally, without any deflection or obstruction. 7. The smoothness of the head adjustment gear is adjusted multiple times to reach the best state, making the upgrade possible. The grenade adjustment time and winding feel are smooth. 8. The thickness of the entire watch has been upgraded to 8.3 mm, making it the thinnest mechanical watch on the Internet, which is equivalent to the original thickness. It is extremely comfortable to wear. 9. The Patek Philippe logo on the buckle has been upgraded, which is perfect. The joint position is perfect. There is no offset or movement. Patek Philippe 5167 grenade produced by WY-3K factory is an upgraded version of the original model with noiseless engraving. It is a hot product that dominates the entire network! ! ! ! ,