IWC Portofino Portofino Automatic 37 Stainless Steel / Silver

Reference IW4581-01

About this watch

The IWC Portofino Automatic 37 is a stunning timepiece that perfectly balances sophistication with functionality. With its sleek stainless steel body and lustrous silver dial, this watch is designed for those who appreciate the finer things in life. The beautiful round case, measuring 37 mm in diameter, gives it an elegant yet understated presence. The closed back adds to its sleekness, making it a joy to wear without being overly flashy. The sapphire glass provides a clear view of the stunning silver dial, adorned with gem-set indexes that catch the light beautifully. At the heart of the Portofino Automatic 37 is the IWC caliber 35111 movement, an impressive feat of engineering with a power reserve of 42 hours and a frequency of 28,800 vibrations per hour. This watch offers hours, minutes, seconds, and a date function, making it not just a pretty face but also a practical companion for everyday use. The stainless steel construction adds to its aesthetic appeal while ensuring durability. The comfort of a watch is just as important as its looks, and the Portofino does not disappoint with its high-quality leather strap that feels soft against the skin. The adjustable strap ensures a perfect fit, making it comfortable for long hours of wear.
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Key Features

  • IWC caliber 35111 automatic movement
  • 37mm stainless steel case
  • Sapphire glass crystal
  • 30m water resistance
  • Feuille hands and gem-set indexes
  • 42-hour power reserve

Specifications

Brand
IWC
Family
Portofino
Model
Portofino Automatic 37 Stainless Steel / Silver
Reference
IW4581-01
Movement
35111
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 37mm
Dial Color
Silver
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  - IW356305 - Black - Stainless Steel - 39mm - Excellent

IWC Portofino Automatic - IW356305 - Black - Stainless Steel - 39mm - Excellent

IWC - IW356305 · $2,895.003
This is an IWC Portofino Automatic watch with a 39mm stainless steel case and black dial. It features an automatic movement with date display and comes with a stainless steel mesh bracelet.

  • Condition: Pre-Owned
  • Bracelet type: Stainless Steel Mesh (After-Market)
  • Material: Stainless Steel
  • Movement: Automatic - Date
Posted at
Jun 2, 2025, 2:56 AM
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