Portugieser Perpetual Calendar 44

Automatic winding, Diameter 44.4 mm

Features
7 days power reserve
Perpetual calendar with displays for the date, day, month, year in four digits and perpetual moon phase
Rotor in 18-carat 5N gold
Small hacking seconds
Pellaton automatic winding
Power reserve display
Double box-glass sapphire crystals, antireflective coating on both sides

Case
Case: 18 ct white gold
Case
Diameter: 44.4
Height: 14.9
Back case: See-through sapphire glass back
Water resistance: 5.0
bar

Movement
Calibre: 52616
Calibre
Movement type: Automatic winding,

IWC-manufactured movement
Power Reserve: 168
hours
Frequency: 28'800
VPH
Components: 385
Jewels: 54

Reference
IW503704