IWC Ingenieur Perpetual Calendar 41 IW344903

OVERVIEW

Reference: IW344903

Dial: Color Blue

Case: Stainless steel

Strap: Stainless steel bracelet

Diameter: 41.6 mm

Movement: Automatic, self-winding, IWC-manufactured movement

FEATURES

Sapphire glass, convex, antireflective coating on both sides

Glass secured against displacement by drop in air pressure

Pellaton automatic winding

Perpetual calendar with displays for the date, day, month, leap year and perpetual moon phase

CASE

Case: Stainless steel

Diameter: 41.6 mm

Height: 13.3 mm

Water Resistance: 10 Bar

Crown: Screwed-in

MOVEMENT

Movement type: Automatic, self-winding

IWC-manufactured movement: Yes

Power Reserve: 60 hours

Frequency: 28800 Vph (4 Hz)

Components: 309

Jewels: 46

Calibre: 82600