IWC Ingenieur Perpetual Calendar 41 Watch IW344904

Features:
Perpetual calendar with date, day, month, leap year & moon phase
Pellaton automatic winding system
Convex sapphire crystal with anti-reflective coating
Glass secured against pressure displacement
Transparent sapphire case back
Integrated titanium bracelet design

Specifications:
Reference: IW344904
Collection: Ingenieur Perpetual Calendar 41
Dial Color: Grey
Case Material: Titanium
Diameter: 41.6 mm
Height: 13.2 mm
Water Resistance: 10 bar
Strap: Titanium bracelet
Case Back: Synthetic sapphire crystal

Movement:
Type: Automatic, self-winding
System: Pellaton winding
Complication: Perpetual calendar with moon phase

Material:
Titanium case
Titanium bracelet
Sapphire crystal with anti-reflective coating