IW503703 Add to my wishlist Portugieser Perpetual Calendar 44

Perpetual calendar | IWC Schaffhausen

The perpetual calendar is one of the most fascinating haute horlogerie complications.

Watch Details

case

• 18 ct white gold case
• Diameter 44.4 mm
• Height 14.9 mm
• See-through sapphire glass back
• Water resistance 5.0 bar

Movement

• 52616 Calibre
• IWC-manufactured movement
• Automatic winding
• 168 hours power reserve
• Frequency 28'800 VPH (4 Hz)
• 385 Components
• 54 Jewels

Features

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