Introductions for IWC Portuguese Perpetual Calendar Watches

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Introductions for IWC Portuguese Perpetual Calendar Watches

IWC Portuguese Perpetual Calendar Watches bring together the creative genius of master clock KurtKlaus and his team and reflected the extraordinary craftsmanship for IWC

About 70 years after the release of the first PORTUGUES watch, IWC added a high-profile timetable for this series: Portuguese Perpetual Calendar watch. It brings together the creative genius of master clock KurtKlaus and his team, which reflected the extraordinary craftsmanship for IWC. 18k Gold Case protects the Cal.5000 type movement of IWC table, iwc big pilot blue watches with IWC's patented Pellaton winding device. Seven-day power reserve, Breguet-style Nivarox a gossamer on around, 30 meters waterproof. Movement diameter is 37.8 mm, thickness 7.2 mm, and swing 18,000 times per hour. 66 stones, 5 position correction. The year, month, day, week and month with gains and losses of the calendar rolled into one, buy iwc portuguese automatic chronograph watches and displayed in the same disk. Passion Buhler Dayton - Patent winding device. Albert Pellaton is the technical director for IWC watch factory in the 40s and 50s, who invented the Pellaton automatic winding device. This device is different from other wound devices, it will swing the momentum generated by Tuo rotating cam pulley transmission to inlaid with precious stones rocker. This is a use of cam and pawl, ratchet tie between the two-way winding drive works. Tuo put any in the 360-degree rotating cam can be driven by rocker, cheap iwc portuguese perpetual calendar watches, rocker, driven by the cam movement to do repeatedly. At this point the two rocker on a long, one short of the ratchet pawl that can hook to complete the winding. This is a list of patent nations, because the process is exactly like the woodpecker foraging winding movement, which is also known as the "Woodpecker winding device."