In 1985, the renowned IWC Schaffhausen introduced the perpetual calendar, a groundbreaking complication that bore the unmistakable signature of Kurt Klaus, the company’s former Head Watchmaker. Klaus’s creation marked the genesis of IWC’s prowess in calendar complications, showcasing a synchronized marvel that could be effortlessly advanced using the crown. The mechanical brilliance of this perpetual calendar operates on a four-year cycle, encompassing 48 months, with three standard years of 365 days followed by a leap year of 366 days. Astonishingly, this intricate calendar comprises a mere 80 parts, ingeniously packed into a module just 1.5 millimeters high, epitomizing IWC Schaffhausen’s dedication to engineering excellence in fine watchmaking.
Portugieser Perpetual Calendar (Ref. IW503406): A Platinum Elegance
The latest masterpiece from IWC’s collection, the Portugieser Perpetual Calendar (Ref. IW503406), boasts a meticulously crafted platinum case measuring 44.2 millimeters. The case is a symphony of polished and brushed surfaces, showcasing the brand’s commitment to both aesthetics and craftsmanship. The silver-plated dial, complemented by rhodium-plated hands and appliqués, harmoniously resonates with the whitish shimmer of the rare and precious platinum.
Innovative Double Moon™ Display: A Celestial Symphony
At the 12 o’clock position, the Portugieser Perpetual Calendar features the innovative Double Moon™ display – a testament to IWC Schaffhausen’s commitment to pushing boundaries. This unique feature presents the moon as seen from both the Northern and Southern hemispheres, deviating by only one day after an astounding 577.5 years. The dial’s celestial dance captures the essence of perpetual precision.
Powerful Precision Inside: The 52615 Calibre Movement
Driving the perpetual calendar with unwavering precision is the IWC-manufactured 52615 calibre movement. This automatic, self-winding marvel operates at a frequency of 28,800 VPH (4 Hz), orchestrating time with unparalleled accuracy. The movement’s beating heart comprises an impressive 381 components and 54 jewels, embodying the intricate craftsmanship that defines IWC Schaffhausen.
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Technical Excellence: Pellaton Winding System and 7 Days Power Reserve
Under the hood, the Portugieser Perpetual Calendar features the Pellaton winding system, reinforced with cutting-edge ceramic components. This innovative mechanism not only ensures optimal winding efficiency but also contributes to the timepiece’s remarkable power reserve of 7 days. The movement’s dual barrels store this impressive power reserve, promising uninterrupted precision for nearly a week.
Captivating Features and Limited Edition Prestige
The Portugieser Perpetual Calendar is not just a timekeeping marvel; it’s a showcase of functional elegance. The timepiece includes features such as small hacking seconds, a rotor in 18-carat 5N gold, and a power reserve display, elevating its appeal to aficionados of both form and function. The perpetual calendar itself displays the date, day, month, and year in four digits, accompanied by a perpetual moon phase for both the Northern and Southern hemispheres.
As a mark of exclusivity, this extraordinary timepiece is limited to a mere 250 pieces, underscoring its rarity and desirability among collectors and enthusiasts alike.
