Portugieser Perpetual Calendar

Automatic winding, Diameter 44.2 mm

Features
Small hacking seconds
Pellaton automatic winding
Sapphire glass, arched-edge, antireflective coating on both sides
Power reserve display
Perpetual calendar with displays for the date, day, month, year in four digits and perpetual moon phase
7 days power reserve

Case
Case: 18 ct 5N gold
Case
Diameter: 44.2
Height: 14.9
Back case: See-through sapphire glass back
Water resistance: 3.0
bar

Movement
Calibre: 52611
Calibre
Movement type: Automatic winding,

IWC-manufactured movement
Power Reserve: 168
hours
Frequency: 28'800
VPH
Components: 381
Jewels: 54

Reference
IW503302