IWC Portofino Portofino Automatic 37 Net-A-Porter

Reference IW4581-20

About this watch

The IWC IW4581-20 Portofino Automatic 37 Net-A-Porter exudes luxury and sophistication, boasting a stunning silver dial adorned with gem-set indexes. The round stainless steel case is polished to perfection, catching the light beautifully. Equipped with Feuille hands, this watch offers both elegance and clarity. Its 37mm case strikes a perfect balance between boldness and understated style, making it suitable for all-day wear. The IWC caliber 35111 automatic movement provides reliability and precision, with a power reserve of 42 hours. This watch doesn't just look good; it performs well too, offering hours, minutes, seconds, and a date function. The analog display is classic and easy to read, ensuring you won't miss a beat. Crafted from stainless steel, the IW4581-20 is both stylish and robust, with sapphire glass that's highly scratch-resistant. Its water resistance of 30 meters makes it suitable for minor splashes and rain but best avoided for swimming or diving.
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Key Features

  • 37mm stainless steel case
  • IWC caliber 35111 automatic movement
  • Gem-set indexes on silver dial
  • Feuille hands for elegance and clarity
  • Sapphire glass with high scratch resistance
  • Water resistance of 30 meters
  • 42-hour power reserve

Specifications

Brand
IWC
Family
Portofino
Model
Portofino Automatic 37 Net-A-Porter
Reference
IW4581-20
Movement
35111
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 37mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
30

Current Listings

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  • Condition: Very Good
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  • Movement type: quartz
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  • Condition: Excellent condition with minimal signs of wear
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  • Shipping: Fully insured through Fedex within the USA
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  • Condition: New condition
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[WTS] 2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $4,995

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  • Movement status: Running well
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  • Condition: Excellent, some light wear
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  • Condition: Excellent/Near Mint
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  • Movement: Automatic, IWC Movement
  • Dial: Original Factory Dial and Hands
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  • Condition: Excellent condition with minimal signs of wear
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  • Year: 2021
Posted at
Apr 19, 2026, 7:11 PM
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