IWC Portofino Portofino Chronograph Red Gold / Silver

Reference IW3910-20

About this watch

The IWC Portofino IW3910-20 is a luxurious timepiece that embodies both style and substance. This elegant watch features a robust automatic chronograph movement, housed in a red gold case with a polished finish, exuding luxury and sophistication. The round 42mm case diameter strikes a perfect balance between presence and wearability, making it suitable for both formal and casual occasions. The silver dial with stick and dot indexes offers excellent legibility, while the feuille hands glide gracefully over the dial. The chronograph functionality is a game-changer for those who appreciate precision timing. With its high-quality materials and craftsmanship, this watch captures the essence of what a luxury watch should be. Whether you're a seasoned collector or a first-time buyer looking for something truly special, the IWC IW3910-20 Portofino Chronograph Red Gold / Silver stands out as a timeless masterpiece.
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Market Price: $7,871

Key Features

  • Automatic chronograph movement
  • Red gold case with polished finish
  • Sapphire crystal glass
  • 42mm round case diameter
  • Silver dial with stick and dot indexes
  • Feuille hands for excellent legibility
  • Chronograph functionality for precision timing

Specifications

Brand
IWC
Family
Portofino
Model
Portofino Chronograph Red Gold / Silver
Reference
IW3910-20
Movement
75320
Movement Features
  • Hours, Minutes, Small Seconds
  • Date, Day
  • Chronograph
Case
Red Gold 42mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] 2021 IWC Portofino Chronograph White IW391027 42mm Full Set - $4,395

2021 IWC Portofino Chronograph White IW391027 42mm Full Set - $4,395

IWC - IW391027 · $4,395
A 2021 IWC Portofino Chronograph White, a 42mm watch in excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Case size: 42mm diameter
  • Shipping method: Fedex
  • Insurance included: true
Posted at
May 11, 2026, 9:48 PM
Active
[WTS] 2015 IWC Portofino Chronograph | Complete set | Cheapp

2015 IWC Portofino Chronograph | Complete set | Cheapp

IWC - IW391008 · $3,385
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
Posted at
May 10, 2026, 7:18 PM
Active
[WTS] 2018 IWC Portofino Chronograph 42mm Ref IW391008 | Box & Papers

2018 IWC Portofino Chronograph 42mm Ref IW391008 | Box & Papers

IWC - IW391008 · $3,700
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
Posted at
May 9, 2026, 7:37 PM
Active
[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995

2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995

IWC - IW391404 · $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
Posted at
May 9, 2026, 11:19 AM
Active
[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995

2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995

IWC - IW391404 · $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
Posted at
May 7, 2026, 11:48 AM
Active
[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795

2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795

IWC - IW391404 · $6,795
2025 IWC Portofino Chronograph Black in new condition, a 39mm chronograph watch.

  • Condition: New condition
  • Case Size: 39mm diameter
Posted at
May 2, 2026, 12:09 PM
Active
[WTS] 2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $4,995

2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $4,995

IWC - IW391036 · $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
Posted at
Apr 30, 2026, 9:48 AM
Active
[WTS] 2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795

2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795

IWC - IW391404 · $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
Posted at
Apr 30, 2026, 9:44 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