IWC Portofino Portofino Automatic Moon Phase 37 Stainless Steel / MOP
Reference IW4590-07
About this watch
The IWC IW4590-07 Portofino Automatic Moon Phase 37 is a stunning amalgamation of elegance, functionality, and heritage. From its exquisite mother-of-pearl dial to its precise movement, every detail is meticulously crafted. This luxurious timepiece combines classic elegance with modern functionality, featuring a 37mm stainless steel case, elegant feuille hands, and a moon phase indicator at 12 o'clock. Powered by the IWC Caliber 35800, this watch offers a 42-hour power reserve and operates at a frequency of 28,800 vibrations per hour. With a water resistance of 30m, it's perfect for everyday wear. The IW4590-07 is an excellent choice for those who appreciate craftsmanship, heritage, and timeless design. Its unique elegance sets it apart from other luxury watches, making it a conversation starter and a reliable companion for years to come.
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Key Features
- 37mm stainless steel case
- Mother-of-pearl dial with gem-set indexes
- IWC Caliber 35800 self-winding movement
- 42-hour power reserve
- Moon phase indicator at 12 o'clock
- Elegant feuille hands
- Sapphire crystal glass
Specifications
- Brand
- IWC
- Family
- Portofino
- Model
- Portofino Automatic Moon Phase 37 Stainless Steel / MOP
- Reference
- IW4590-07
- Movement
- 35800
- Movement Features
-
- Hours, Minutes, Seconds
- Moonphase
- Case
- Stainless Steel 37mm
- Dial Color
- White
- Crystal
- Sapphire
- Water Resistance
- 30
Current Listings
![[WTS] 2015 IWC Portofino Chronograph | Complete set | Cheapp](https://preview.redd.it/834ueh548e0h1.jpg?width=640&crop=smart&auto=webp&s=8b07b0cbb7d1b67b883882b51b807043d94b7134)
2015 IWC Portofino Chronograph | Complete set | Cheapp
This Portofino is a timeless classic — elegant, refined, and versatile. The chronograph adds useful functionality without detracting from the dress-watch feel, making this a great addition for both daily wear and special occasions.
- Condition: Good pre-owned
- Case Size: 42mm
- Movement: IWC automatic chronograph
- Includes: Original IWC box, IWC warranty card, stainless steel mesh bracelet
![[WTS] 2018 IWC Portofino Chronograph 42mm Ref IW391008 | Box & Papers](https://preview.redd.it/zvw2lh1l670h1.jpg?width=640&crop=smart&auto=webp&s=5e0cb819c83a4882ea80c14c40981fe98e0e457b)
2018 IWC Portofino Chronograph 42mm Ref IW391008 | Box & Papers
a classy IWC Portofino Chronograph in 42mm size with black dial and automatic movement
- Condition: good preowned condition with normal wear
- Movement Type: Automatic
- Power Reserve: 44 hours
- Case Size: 42mm diameter
![[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995](https://preview.redd.it/zhn4zh2tp40h1.jpg?width=640&crop=smart&auto=webp&s=0309cf974b243bb32197abac2e13781dd87c113a)
2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995
This is a brand new IWC Portofino Chronograph Black with a 39mm case size, featuring a chronograph function.
- Condition: New condition
- Case size: 39mm diameter
![[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995](https://preview.redd.it/791i8rt4lqzg1.jpg?width=640&crop=smart&auto=webp&s=20352f0dafacfc58f44f626b1fd2f294eb2bd818)
2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995
Up for sale is a new IWC Portofino Chronograph Black, a 39mm watch with chronograph functionality.
- Condition: New condition
- Year: 2025
- Case size: 39mm
- Contents: Watch,Box,Travel Case,International Warranty Card,Instructions Manual
![[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795](https://preview.redd.it/4u0pmkk90ryg1.jpg?width=640&crop=smart&auto=webp&s=a032f524e6bede09903a5fb9f65880527ecdb8b6)
2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795
2025 IWC Portofino Chronograph Black in new condition, a 39mm chronograph watch.
- Condition: New condition
- Case Size: 39mm diameter
![[WTS] 2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $4,995](https://preview.redd.it/3wzrirk71cyg1.jpg?width=640&crop=smart&auto=webp&s=38946686bbf139699651cc049005d8476ca669eb)
2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $4,995
This is a 2019 IWC Portofino Chronograph Blue, a luxury watch featuring chronograph functionality.
- Condition: Excellent condition with minimal signs of wear
- Case Size: 42mm
![[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795](https://preview.redd.it/r76c0woj0cyg1.jpg?width=640&crop=smart&auto=webp&s=bddbf8e09f6b120f4dd2bd1fa8f1c56865e9b127)
2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795
This is a brand new IWC Portofino Chronograph Black, with a 39mm diameter. The watch comes in excellent condition, fully set and ready to wear.
- Condition: New condition
- Year: 2025
- Case diameter: 39mm
IWC Portofino Automatic 40MM IW356303 Silver Dial
IWC Portofino Automatic 40MM IW356303 Silver Dial is a men's watch with a mechanical automatic movement.
- Condition: 90%
- Size: 40mm diameter
- Case material: Stainless Steel
2024 IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401
This IWC Portofino Hand-Wound Moon Phase features a silver-plated dial with a moon phase display, high-polished stainless steel domed bezel and case, and an exhibition caseback offering a clear view of the movement. It has an 8-day power reserve when fully wound and includes various functions such as hours, minutes, date, small seconds subdial, moon phase display, and power reserve indicator.
- Condition: Mint
- Case Size: 42mm
- Material: stainless steel
- Movement Type: hand-wound