IWC Portugieser Siderale Scafusia

IWC Portugieser Siderale Scafusia IW504101
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IWC Portugieser Siderale Scafusia IW504101

Siderale Scafusia

Reference Number :


Series : Portugieser
Retail Not Listed
This watch is not for sale, this page is just for reference purposes only. If you would like to purchase this watch, please contact IWC. If you are interested in selling this watch to us, you can contact us here.
Quick TakeThis stunning platinum cased Portugieser features a dual dial display. On the front you have a tourbillon, siderale time and power reserve indicator. The back of this watch features numerous complications including a celestial chart and perpetual calendar.
DescriptionThe IWC Portugieser Sidérale Scafusia Ref. IW504101 is an unparalleled creation that blends the art of watchmaking with the science of astronomy. Its platinum case, with a diameter of 46.0 mm, provides a grand canvas for the watch's complex features, while the height of 17.6 mm accommodates the sophisticated 94900 Calibre movement. This manual-winding movement, consisting of 56 jewels and sand-blasted for a distinctive finish, operates at a frequency of 18,000 VPH (3 Hz), ensuring accuracy over its 96-hour power reserve. The see-through sapphire glass back offers a glimpse into the intricate workings of this mechanical wonder, while the water resistance of up to 3.0 bar ensures durability amid its elegance.

This watch is not just a timekeeper; it's an astronomical instrument for the wrist. It features a sidereal time display, measuring time based on the Earth's rotation relative to the stars, offering a view into the realm of celestial navigation. The watch also includes a customized celestial chart, providing a personalized view of the night sky, along with indicators for the ecliptic and celestial equator. The sunrise and sunset displays, along with day, night, and twilight indicators, provide the wearer with a profound connection to the celestial rhythms. The perpetual calendar, mechanically programmed for 577 years, includes a leap year display and the absolute day of the year, adding to the watch’s functionality. The pièce de résistance is the tourbillon with an integrated constant-force mechanism, enhancing the precision of the movement. The IWC Portugieser Sidérale Scafusia Ref. IW504101 is more than a masterpiece; it's a tribute to the wonders of the cosmos, crafted for those who appreciate the intricate relationship between time and the universe.
Country of OriginSwitzerland
Case Size46 mm
Caliber94900 Calibre
FunctionsTourbillon, Perpetual Calendar, Leap Year, Constant Force, Sunrise, Sunset, Day, Night, Twilight, Sidereal Time, Ecliptic and Celestial Equator, Celestial Chart, Hours, Minutes, Power Reserve
Power Reserve96 Hours
Case MaterialsPlatinum
Bezel MaterialsPlatinum
Lug MaterialsPlatinum
CrownScrew Down
Dial ColorBlack
Band TypeLeather
Band ColorBlack
Year Made2020s
Limited EditionNo
Hour MarkersArabic Numerals
Band Width22 mm
Case Thickness17.6 mm
Case ShapeRound
Water Resistance 30 Meters
Crystal Sapphire
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