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IWC Portugieser Chronograph Ceratanium® – IW371631
IWC

Portugieser Chronograph Ceratanium® – IW371631

Ref. IW371631

$14,600

41 mm · automatic · 30 m

A creative reimagining of a timeless classic, the Portugieser Chronograph Ceratanium® marks the first appearance of this distinctively dark and stealthy material in the Portugieser collection. The all-black, monolithic design is enhanced with a black dial, black appliqués, black hands and a black textured rubber strap.

  • Portugieser
  • Chronograph
  • Automatic

Specifications

10 recorded

Case

Case size
41 mm
Thickness
13 mm
Case material
Ceratanium®

Dial

Dial
Black

Movement

Movement
automatic
Caliber
69355
Jewels
27
Power reserve
46 h

Strap

Strap/bracelet
Black rubber strap

Water

Water resistance
30 m

About IWC

Switzerland · est. 1868

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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