IWC Portugieser Portugieser Chronograph Classic Red Gold / Blue / Bucherer

Reference IW3903-05

About this watch

The IWC IW3903-05 Portugieser Chronograph Classic Red Gold / Blue / Bucherer is a breathtaking example of what a luxury watch should be. With its stunning design, exceptional movement, and practical features, it’s no wonder this piece is sought after by watch enthusiasts around the globe. The red gold case exudes warmth and richness, while the blue dial plays beautifully with the red gold accents, creating a harmonious balance. The IWC Caliber 89361 automatic movement offers precision and reliability, with a power reserve of 68 hours and seamless flyback chronograph functionality. Whether you’re timing a race or just a friendly game of cards, this watch has your back. With its comfort, elegance, and versatility, the IW3903-05 is suitable for both formal occasions and casual wear. It's not merely a timepiece; it’s a legacy that reflects your unique style and appreciation for fine craftsmanship.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • 42mm Red Gold Case
  • Automatic IWC Caliber 89361 Movement
  • Sapphire Glass with Open Case Back

Specifications

Brand
IWC
Family
Portugieser
Model
Portugieser Chronograph Classic Red Gold / Blue / Bucherer
Reference
IW3903-05
Movement
89361
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Flyback
Case
Red Gold 42mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] 2021 IWC Portugieser Chronograph Blue IW371606 41mm Full Set - $5,395

2021 IWC Portugieser Chronograph Blue IW371606 41mm Full Set - $5,395

IWC - IW371606 · $5,395
A 2021 IWC Portugieser Chronograph Blue in excellent condition, featuring a 41mm case and equipped with a chronograph function.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41mm diameter
  • Year: 2021
Posted at
May 26, 2026, 1:08 PM
Active
[WTS] IWC Portugieser Chronograph IW371624 Dune Dial 41mm Full Set 2024

IWC Portugieser Chronograph IW371624 Dune Dial 41mm Full Set 2024

IWC - IW371624 · $6,897
A pre-owned IWC Portugieser Chronograph Ref. IW371624 features a stainless steel case, dune dial on black alligator leather strap, and automatic chronograph movement. It is accompanied by its original box, papers, and contents.

  • Condition: Very good condition with light signs of normal wear
  • Case size: 41mm diameter
  • Case material: Stainless steel
  • Movement type: Automatic chronograph
Posted at
May 25, 2026, 10:02 PM
Active
[WTS] REDUCED TO SELL:  1993 IWC Portugieser Jubilee Ref. 5441 – 18k Rose Gold – Limited Edition

REDUCED TO SELL: 1993 IWC Portugieser Jubilee Ref. 5441 – 18k Rose Gold – Limited Edition

IWC - 5441 · $11,999
A limited edition 1993 IWC Portugieser Jubilee Ref. 5441 in 18k rose gold, one of only 500 produced to celebrate International Watch Company's 125th anniversary.

  • Condition: very good vintage condition, minor scuffing around the ~10 o'clock area on the crystal
  • Case size: ~42 mm
  • Dial material: silver
  • Movement type: manual winding
Posted at
May 25, 2026, 8:59 PM
Active
[WTS] IWC Portugieser Automatic (IW500109)

IWC Portugieser Automatic (IW500109)

IWC - IW500109 · $5,500
This IWC Portugieser Automatic features a black dial on a black leather strap, is discontinued and in very good condition. It comes with box, booklets, and warranty card dated January 2011.

  • Condition: very good with a few light marks
  • Case Material: Stainless Steel
  • Bracelet Material: Leather
  • Crystal: Sapphire
Posted at
May 25, 2026, 8:58 AM
Active
[WTS] 2022 IWC Portugieser Chronograph Green IW371615 41mm Full Set - $5,995

2022 IWC Portugieser Chronograph Green IW371615 41mm Full Set - $5,995

IWC - IW371615 · $5,995
A 2022 IWC Portugieser Chronograph Green, a chronograph watch with green dial. It features a 41mm case and is in excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2022
  • Case size: 41mm
Posted at
May 24, 2026, 11:51 AM
Active
[WTS][US] IWC Portugieser Automatic 40 - Silver Dial - 40mm - IW358312 - BRAND NEW

[US] IWC Portugieser Automatic 40 - Silver Dial - 40mm - IW358312 - BRAND NEW

IWC - IW358312 · $6,900
This IWC Portugieser Automatic 40 is a mechanical watch with a silver dial and 40mm case. It features a digital transferable warranty until 12/2025.

  • Condition: Brand new, unworn
  • Case size: 40mm
Posted at
May 23, 2026, 5:09 AM
Active
[WTS] 2022 IWC Portugieser Chronograph Green IW371615 41mm Full Set - $5,995

2022 IWC Portugieser Chronograph Green IW371615 41mm Full Set - $5,995

IWC - IW371615 · $5,995
This is a 2022 IWC Portugieser Chronograph Green, a high-end chronograph watch with a 41mm case size.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2022
  • Case size: 41mm
Posted at
May 21, 2026, 10:10 PM
Active
[WTS] IWC Portugieser Chronograph IW371624 Automatic Dune Dial 2024 41mm Full Set

IWC Portugieser Chronograph IW371624 Automatic Dune Dial 2024 41mm Full Set

IWC - IW371624 · $6,997
This is an IWC Portugieser Chronograph with a stainless steel case, dune dial on black alligator strap, and automatic movement.

  • Condition: Very good
  • Case size: 41mm diameter
  • Material: Stainless steel
  • Movement: Automatic
Posted at
May 18, 2026, 8:53 AM
Active
[WTS] IWC Portugieser Tourbillon Mystere, White Gold IW504207 ♦️Lightly Used Undated♦️

IWC Portugieser Tourbillon Mystere, White Gold IW504207 ♦️Lightly Used Undated♦️

IWC - IW504207 · $30,300
This IWC Portugieser Tourbillon Mystere features a white gold case and is in lightly used condition. It comes with a full set, including the box and papers.

  • Condition: Lightly Used
  • Case material: White Gold
  • Movement: Calibre 65
Posted at
May 18, 2026, 4:42 AM
Active