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IWIW397203-Portugieser Perpetual Calendar Digital Date-Month Edition “75th Anniversary”

Recent Collections, 2015

IW397203

Portugieser Perpetual Calendar Digital Date-Month Edition “75th Anniversary”

18 ct 5N gold case, Automatic, self-winding, Diameter 45.0 mm.

Made in Schaffhausen, Switzerland.

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Limited Availability – Please contact us to reserve this item
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An IWC Schaffhausen Concierge will be happy to help you complete your purchase or answer any questions

Or send us a message through our online form 

IW397203 Specifications

case

case

  • 18 ct 5N gold case
  • Diameter 45.0 mm
  • Height 16.0 mm
  • See-through sapphire glass back
  • Water resistance 3 bar

Movement

Movement

  • 89801 Calibre
  • IWC-manufactured movement
  • Automatic, self-winding
  • 68 hours Power Reserve
  • Frequency 28800.0 vph (4.0 hz)
  • 474 Components
  • 51 Jewels
  • Côtes de Genève, perlage

Features

Features

  • Perpetual calendar with large double-digit displays for date and month and leap year display
  • Chronograph function with hours, minutes and seconds
  • Hour and minute counters combined in a totalizer at 12 o’clock
  • Flyback function
  • Sapphire glass, arched-edge, antireflective coating on both sides
  • Rotor in 18-carat 5N gold
  • Small hacking seconds

dial

dial

  • Silver-plated dial

Strap

Strap

  • Dark brown alligator leather strap by Santoni
  • Strap width 22 mm

 

 

Care for your IWC Watch

 

Like any precision mechanical instrument, a watch from IWC Schaffhausen needs regular care and maintenance.

Learn more about your watch and how to maintain it. 

 

Complete Service

 

It involves a full overhaul of the timepiece and is a complex, largely manual task that takes several hours.

 

 

 

HOW-TO TIPS

 

Learn how to clean your watch, wind it and more in our six-part “How To…” video series.

 

 

 

 

FAQS

 

If you can’t find answers to your questions here, please feel free to contact a member of our service staff.

 

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