IWC Portofino Portofino Automatic 37 Red Gold / Silver / Chinese New Year

Reference IW4581-18

About this watch

The IWC IW4581-18 Portofino Automatic 37 is a masterpiece of luxury watchmaking, boasting an exquisite red gold casing and silver dial that exudes warmth and sophistication. This understated elegance makes it perfect for both casual and formal occasions, with a diameter of 37.00 mm ensuring comfort on a wide range of wrist sizes. At its heart lies the IWC caliber 35111, an automatic movement showcasing IWC's commitment to quality with a power reserve of up to 42 hours. The watch features a respectable water resistance of 30 meters and a closed case back protecting the intricate movement inside. As part of a limited Chinese New Year celebration, this timepiece adds a layer of exclusivity and cultural significance, making it a fantastic gift or collector's piece.
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Key Features

  • Red gold casing with silver dial
  • Automatic IWC caliber 35111 movement
  • 42-hour power reserve
  • 30-meter water resistance
  • Closed case back for protection
  • Limited edition Chinese New Year celebration

Specifications

Brand
IWC
Family
Portofino
Model
Portofino Automatic 37 Red Gold / Silver / Chinese New Year
Reference
IW4581-18
Movement
35111
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Red Gold 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 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

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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
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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

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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
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IWC Portofino Automatic White Dial 38mm IW353303

IWC Portofino Automatic White Dial 38mm IW353303

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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