
Portugieser Perpetual Calendar 44
Ref. IW503704
$57,800
IWC Schaffhausen’s perpetual calendar was originally developed during the 1980s by former head-watchmaker Kurt Klaus. In 2003, the legendary complication was presented in the Portugieser collection for the first time. Since then, the Portugieser Perpetual Calendar has been a major pillar of the collection.
Specifications
Case
- Case size
- 44.4 mm
- Thickness
- 15 mm
- Case material
- 18 ct white gold
Dial
- Dial
- Dune
Movement
- Movement
- automatic
- Caliber
- 52616
- Manufacture
- IWC
- Jewels
- 54
- Power reserve
- 168 h
Strap
- Strap/bracelet
- Black alligator leather strap by Santoni
Water
- Water resistance
- 50 m
About IWC
Founded in 1868 in Switzerland, IWC brings its own identity to contemporary watchmaking. Schaffhausen-based Swiss maison famed for the Portuguese, Pilot's, and Ingenieur lines, blending engineering with classical design. For collectors, it offers a compelling alternative to familiar names—one defined by personality, discovery, and a point of view all its own.
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