TWFactory, a masterpiece from Taiwan, presents the market's highest version of the Vacheron Constantin historical masterpiece series 3100V/000R_B422 perpetual calendar multifunction watch. 1: Equipped with a movement identical to the genuine product, the balance wheel is perfectly matched, and all functions operate normally. 2: Improvements have been made to the curvature of the four corners of the case, with the dial color and curvature more closely aligned, and the 12 markers finely polished for a look that is much closer to that of the boutique! 3: Made with Italian cowhide for a closer, more comfortable fit on the wrist! The Vacheron Constantin Heritage series produced by TWFactory embodies the most unique DNA of Vacheron Constantin and symbolizes the ultimate elegance, fully reflecting the purest traditions of high-end watchmaking! Suitable for various business occasions, it is understated yet exquisite without losing elegance! TW's exquisite replica, please enjoy!