The Pilot’s Watch Performance Chronograph 41 features a case made of 18-carat 5N gold, a black lacquered dial, and gold-plated hands and appliques.

Overview
Reference: IW388309
Dial Color: Black
Case: 18 ct 5N gold
Strap: Black rubber strap with EasX-CHANGE® system
Diameter: 41 mm
Movement: Automatic, self-winding, IWC-manufactured movement

Features
Small hacking seconds
Sapphire glass, convex, antireflective coating on both sides
Day and date display
Chronograph function with hours, minutes and seconds
Glass secured against displacement by drop in air pressure
IWC EasX-CHANGE® System
Tachymeter scale on bezel

Case
Strap width: 20 mm
Buckle width: 18 mm
Case: 18 ct 5N gold
Diameter: 41 mm
Height: 14.7 mm
Water Resistance: 10 Bar
Crown: Screwed-in
Back case: With synthetic sapphire crystal

Movement
Calibre: 69385
Movement type: Automatic, self-winding
IWC-manufactured movement: Yes
Power Reserve: 46 hours
Frequency: 28800 Vph (4 Hz)
Components: 242
Jewels: 33
Decoration: Côtes de Genève, Perlage