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] IWC Portofino. Automatic. $1650 only..

IWC Portofino. Automatic. $1650 only..

IWC - Portofino Automatic · $1,650
A IWC Portofino automatic watch is being sold with a gorgeous dial.

  • Shipping: Fedex with insurance
  • Global Shipping: accepted
Posted at
Jun 13, 2025, 7:23 PM
Active
IWC Portofino Automatic 40MM IW356303 Silver Dial

IWC Portofino Automatic 40MM IW356303 Silver Dial

IWC - IW356303 · $2,080
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
Posted at
Apr 8, 2025, 8:48 AM
Active
2024 IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401

2024 IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401

IWC - IW516401 · $8,875
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
Posted at
Apr 2, 2025, 5:33 PM
Active
IWC Portofino 18K Rose Gold Grey Dial Eight Days 45mm IW510104

IWC Portofino 18K Rose Gold Grey Dial Eight Days 45mm IW510104

IWC - IW510104 · $8,190
The IWC Portofino is a men's watch featuring a grey dial and 18K rose gold case, with a size of 45mm. It has a mechanical manual movement and functions include date and power reserve.

  • Condition: 90%
  • Case material: 18K Rose Gold
  • Movement type: Mechanical Manual
  • Size: 45mm
Posted at
Mar 6, 2025, 9:28 AM
Active
IWC Portofino Hand-Wound 8 Days Hand-Wound Black Steel 45mm IW510102 Strap

IWC Portofino Hand-Wound 8 Days Hand-Wound Black Steel 45mm IW510102 Strap

IWC - IW510102 · $4,199
The IWC Portofino Hand-Wound 8 Days is a pre-owned watch with a black steel case, featuring an IWC hand-wind movement and 45mm diameter. It comes with an IWC box, papers, and a brown leather strap.

  • Condition: Excellent
  • Case material: Stainless Steel
  • Crystal type: Sapphire
  • Movement type: Hand Wind
Posted at
Feb 28, 2025, 7:57 PM
Active
IWC Portofino Automatic White Dial 38mm IW353303

IWC Portofino Automatic White Dial 38mm IW353303

IWC - IW353312 · $2,275
The IWC Portofino Automatic White Dial is a 38mm men's watch with a mechanical automatic movement and date function, housed in a stainless steel case.

  • Condition: 90%
  • Case size: 38mm
  • Movement type: Mechanical Automatic
Posted at
Feb 16, 2025, 8:46 AM
Active
IWC Portofino Chronograph Black Dial Automatic IW391002

IWC Portofino Chronograph Black Dial Automatic IW391002

IWC - IW391002 · $2,990
The IWC Portofino Chronograph Black Dial Automatic IW391002 is a men's watch featuring a stainless steel case and mechanical automatic movement. It has a chronograph function and date display.

  • Condition: 95%
  • Size: 42mm
  • Function: Chronograph ; Date
  • Case Material: Stainless Steel
Posted at
Feb 11, 2025, 10:19 AM
Active
FOST: IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401

FOST: IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401

IWC - IW516401 · $9,785
The IWC Portofino Hand-Wound Moon Phase features a silver-plated dial with a moon phase display, high-polished stainless steel domed bezel, and an exhibition caseback offering a clear view of the movement.

  • Condition: Mint condition
  • Case Material: Stainless Steel
  • Diameter: 40mm
Posted at
Feb 7, 2025, 3:58 PM
Active