The IWC Portuguese series IW503302 perpetual calendar watch, the first true perpetual calendar in the world, is upgraded to a copy of the 52610 movement based on imported large precision work, which not only realizes most of the functions but also has stable travel time and repair rate. Very low, this is a sturdy complication watch rarely seen in the re-engraving market. Reasons for starting: 1. Perpetual calendar-normal operation of the perpetual calendar year at 8 o’clock (2017-2024, free return to the factory to replace the year module in 2024), like the original one, can be adjusted through the hidden button of the watch case, and is better than the original reversible adjustment (original The year is irreversible, and you will need to repair it at your own expense if you adjust it); 2. Sun, moon, and stars (annual calendar)-date (3 o’clock), month (6 o’clock), week (9 o’clock) are all normal transmission operation, And it can be adjusted manually (the date can be adjusted in both directions by pulling out the second gear, the month can be adjusted by the hidden button at 8 o’clock, and the week can be driven by the adjustment pointer); The watch strap is manually QC one by one in the later period. The rasas and chamfers in every part of the case are almost as good as the original ones. The movement text and fonts are distributed in the same original fashion. The fish scales and other lines are polished with exquisite details. The arched scratch-resistant mirror is as transparent as the original one. 4. Elegant hands-on-size 41*13, more suitable for Asian wrists, shell shape elegant and versatile, only gentleman temperament.