Portuguese series IW5034.01 million calendar watches, the first true permangeable calendar, the use of imported large fine work as the basis for the movement upgrade to 52610 movement, not only to achieve most of the functions and walking stability, repair rate is very low, this is the re-engraving market rarely imperficable complex function watch. Reason to start with: 1, 10,000-8-point position Perennian calendar year normal operation (2017-2024, 2024 free return to the factory to replace the year module), as the original can be adjusted by the case hide button, and better than the original reversible (original) The year is irreversible, after the adjustment is to be repaired at your own expense); 2, the sun and moon star (annual calendar) - date (3 o'clock), month (6 o'clock), week (9 o'clock) are all normal transmission operation, and can be manually adjusted (date by pulling out the second gear two-way adjustment, Month through the 8-point hidden button adjustment, the week can be driven by adjusting the pointer); 3, exquisite workmanship - both inside and outside, German CNC equipment open mold case strap, later manual one by one QC, the shell of each place of the rash and invert almost comparable to the original, movement text font distribution synchronization original, fish scales and other pattern grinding details are very delicate. The arched scratch-resistant mirror is as permeable as the original. 4, hand elegant - size 41 x 13