Ingenieur Perpetual Calendar 41

Automatic winding, Diameter 41.6 mm

Features
Pellaton automatic winding
Perpetual calendar with displays for the date, day, month, leap year and perpetual moon phase
Sapphire glass, convex, antireflective coating on both sides
Glass secured against displacement by drop in air pressure

Case
Case: Stainless steel
Case
Diameter: 41.6
Height: 13.3
Crown: Screwed-in
Back case: See-through sapphire glass back
Water resistance: 10.0
bar

Movement
Calibre: 82600
Calibre
Movement type: Automatic winding,

IWC-manufactured movement
Power Reserve: 60
hours
Frequency: 28'800
VPH
Components: 309
Jewels: 46

Reference
IW344903