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] IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $8,200

IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $8,200

IWC - IW459604 · $8,200
This IWC Portofino Automatic Moon Phase Year of the Snake is a limited-edition piece that combines classic dress watch refinement with artistic flair. The 37mm polished stainless steel case and rich burgundy/red dial make it an eye-catching yet tasteful presence on the wrist, while the moon phase display adds a sophisticated touch.

  • Condition: Great condition
  • Case diameter: 37.1 mm
  • Thickness: 11.3 mm
  • Water resistance: ~50 m (5 bar)
Posted at
Mar 6, 2026, 7:56 PM
Active
[WTS] IWC Portofino Automatic Moon Phase 40mm Blue Dial IW459402 Complete

IWC Portofino Automatic Moon Phase 40mm Blue Dial IW459402 Complete

IWC - IW459402 · $4,950
IWC Portofino Automatic Moon Phase 40mm Blue Dial is a luxury watch featuring an automatic movement and moon phase display.

  • Condition: Very good, with a few microscratches on the caseback and clasp (9.5/10)
  • Box: Inner & outer IWC boxes
  • Manual: Yes, included
  • Warranty: Until 2028 (dated 2020)
Posted at
Feb 27, 2026, 10:15 AM
Active
[WTS] IWC Portofino Automatic 40mm IW356527 – White Dial / Blue Hands – Complete Set

IWC Portofino Automatic 40mm IW356527 – White Dial / Blue Hands – Complete Set

IWC - IW356527 · $4,250
The IWC Portofino Automatic is a clean and timeless dress piece that features a white dial with applied blue markers, blued hands, and a 40mm stainless steel case. It includes an automatic movement, date at 3 o'clock, and a blue alligator strap.

  • Condition: Excellent overall condition
  • Case diameter: 40mm
  • Band material: blue alligator strap
Posted at
Feb 25, 2026, 8:17 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