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IWC Schaffhausen

The Big Pilot’s Watch Perpetual Calendar: a classic deserves a closer look

IWIW459005-Portofino Automatic Moon Phase 37

Past Collections, 2014

IW459005

Portofino Automatic Moon Phase 37

18 ct 5N gold case, Automatic, self-winding, Diameter 37.0 mm.

Made in Schaffhausen, Switzerland.

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Please contact us to reserve this item
Limited Availability – contact us to purchase over the phone

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Our Concierge will be happy to help you complete your purchase, find out availability in our boutiques or answer any questions

Or send us a message through our online form 


See technical details

Our Concierge will be happy to help you complete your purchase, find out availability in our boutiques or answer any questions

Or send us a message through our online form 

IW459005 Specifications

case

case

  • 18 ct 5N gold case
  • Diameter 37.0 mm
  • Height 10.8 mm
  • Water resistance 3 bar

Movement

Movement

  • 35800 Calibre
  • Automatic, self-winding
  • 42 hours Power Reserve
  • Frequency 28800.0 vph (4.0 hz)
  • 171 Components
  • 25 Jewels
  • Côtes de Genève, perlage

Features

Features

  • Moon phase display
  • Sapphire glass, convex, antireflective coating on both sides
  • Central hacking seconds

dial

dial

  • Mother of pearl (white) dial

Strap

Strap

  • Milanaise mesh 18 ct 5N gold bracelet
  • Strap width 18.0 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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