IWC Portugieser Portugieser Constant-Force Tourbillon Double Moon Platinum / Blue

Reference IW5901-03

About this watch

The IWC Portugieser Constant-Force Tourbillon Double Moon is a masterclass in horological innovation, showcasing IWC's commitment to precision engineering and timeless design. The platinum case exudes opulence with its 46mm diameter and 13.40mm height, while the sunburst blue dial radiates elegance and makes time-telling effortless. A robust sapphire crystal protects the watch, ensuring a scratch-resistant finish that shines brightly in varying lighting conditions. Powered by the IWC-manufactured caliber 94800, this hand-wound movement is a testament to horological excellence, featuring a patented constant force mechanism and tourbillon escapement for improved accuracy and performance. The IW5901-03 boasts an impressive power reserve indicator, double moonphase display, and day/night indication feature, making it a truly unique timepiece that combines beauty and functionality.
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Key Features

  • 46mm platinum case
  • IWC-manufactured caliber 94800 movement
  • Patented constant force mechanism
  • Tourbillon escapement
  • 96-hour power reserve
  • Double moonphase display
  • Day/night indication feature

Specifications

Brand
IWC
Family
Portugieser
Model
Portugieser Constant-Force Tourbillon Double Moon Platinum / Blue
Reference
IW5901-03
Movement
94800
Movement Features
  • Minutes, Hours, Small Seconds
  • Moonphase
  • Constant Force Mechanism, Tourbillon Escapement, Power Reserve Indicator
Case
46mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
30

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