For the first time, IWC presents the Portugieser Chronograph with a stainless steel bracelet with a butterfly folding clasp for an ergonomic fit on the wrist.

Overview
Reference: IW371617
Dial Color: Silver plated
Case: Stainless steel
Strap: Stainless steel bracelet View all compatible straps
Diameter: 41 mm
Movement: Automatic, self-winding

Features
Small hacking seconds
Sapphire glass, convex, antireflective coating on both sides
Chronograph function with minutes and seconds

Case
Case: Stainless steel
Diameter: 41 mm
Height: 13 mm
Water Resistance: 3 Bar
Back case: With synthetic sapphire crystal

Movement
Caliber: 69355
Movement type: Automatic, self-winding
Power Reserve: 46 hours
Frequency: 28800 Vph (4 Hz)
Components: 205
Jewels: 27