IWC Portugieser Portuguese Chrono-Rattrapante Open Caseback

Reference IW3712-07

About this watch

The IWC Portuguese Chrono-Rattrapante Open Caseback (model IW3712-07) stands out as a masterpiece that beautifully marries functionality with elegance. This limited-edition timepiece boasts a hand-wound movement featuring the rattrapante function, developed by Richard Habring specifically for IWC. The watch's intricate design is accentuated by a 40.90 mm stainless steel case and a silver dial adorned with Arabic numerals and elegant feuille hands. With a water resistance of 30 meters and protection from sapphire crystal glass, this watch can be worn daily while still appreciating its beauty. As a piece of horological history, the IW3712-07 is a statement piece that speaks volumes about the wearer's taste for fine craftsmanship. Its limited availability only adds to its charm, making it an exclusive choice among collectors and enthusiasts.
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Key Features

  • Hand-wound IWC caliber 76240 movement
  • Rattrapante function with split-seconds chronograph
  • 40.90 mm stainless steel case
  • Silver dial with Arabic numerals and feuille hands
  • Sapphire crystal glass protection
  • 30 meters water resistance
  • 44 hours power reserve

Specifications

Brand
IWC
Family
Portugieser
Model
Portuguese Chrono-Rattrapante Open Caseback
Reference
IW3712-07
Movement
76240
Movement Features
  • Hours, Minutes
  • Chronograph, Rattrapante
Case
Stainless Steel 40.9mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] IWC Portugieser Perpetual Calendar 42 Boutique Edition Full Set, Mint Condition

IWC Portugieser Perpetual Calendar 42 Boutique Edition Full Set, Mint Condition

The Portugieser Perpetual Calendar is the crown jewel of IWC's Portugieser line, featuring a rich blue dial with gold-plated hands and 18K gold appliqués. The perpetual calendar itself is a piece of horological history, originally developed by Kurt Klaus in the 1980s.

  • Condition: Excellent Condition
  • Case material: 18K Rose Gold
  • Case size: 42.4mm diameter
  • Movement: IWC Calibre 82650, Automatic
Posted at
Apr 6, 2026, 7:14 PM
Active
[WTS] IWC Portugieser Chronograph 41mm Automatic Steel – Ref IW371446 – Full Set 2018

IWC Portugieser Chronograph 41mm Automatic Steel – Ref IW371446 – Full Set 2018

WTS IWC Portugieser Chronograph 41mm Automatic Steel in excellent condition, comes with full set including box and papers from 2018.

  • Year: 2018
  • Set: full set
Posted at
Apr 4, 2026, 2:21 PM
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 · $7,075
The IWC Portugieser Automatic 40 features a silver dial and is powered by an automatic movement. It comes in a 40mm case.

  • Condition: Brand new, unworn, pristine
  • Case Size: 40mm diameter
Posted at
Apr 4, 2026, 9:27 AM
Active
[WTS] 2018 IWC Portugieser Automatic 42.3mm 18K Rose Gold Silver Dial IW500701 Full Set

2018 IWC Portugieser Automatic 42.3mm 18K Rose Gold Silver Dial IW500701 Full Set

IWC - IW500701 · $13,200
2018 IWC Portugieser Automatic in 18K Rose Gold, featuring a silver plated dial and date display.

  • Condition: Very nice preowned condition with some light scratches
  • Case Material: 18K 5n Rose Gold
  • Case Dimensions: 42.3mm diameter
  • Bezel: 18K Rose Gold Smooth Bezel
Posted at
Mar 31, 2026, 8:18 PM
Active
[WTS] IWC Schaffhausen Portugieser. Blue Hands/Indices. 40mm. IW358312. Card Included..

IWC Schaffhausen Portugieser. Blue Hands/Indices. 40mm. IW358312. Card Included..

A gorgeous IWC Portugieser with a 40mm diameter, inhouse movement, and blue hands/indices.

  • Case Diameter: 40mm
  • Movement Type: inhouse
Posted at
Mar 31, 2026, 6:42 PM
Active
[WTS] IWC Portugieser Automatic 40 - Silver Dial - 40mm - IW358312 - BRAND NEW

IWC Portugieser Automatic 40 - Silver Dial - 40mm - IW358312 - BRAND NEW

IWC - IW358312 · $7,100
This IWC Portugieser Automatic 40 is a mechanical watch with a silver dial and 40mm case. It includes a full set of accessories.

  • Condition: Brand new, unworn
  • Case size: 40mm diameter
  • Water resistance: unknown
Posted at
Mar 28, 2026, 9:04 AM
Active
[WTS] IWC Schaffhausen Portugieser. Blue Hands/Indices. 40mm. IW358312. Card Included..

IWC Schaffhausen Portugieser. Blue Hands/Indices. 40mm. IW358312. Card Included..

IWC - IW358312 · $5,350
This IWC Portugieser is a gorgeous timepiece with an inhouse movement, featuring blue hands and indices on a 40mm case.

  • Movement type: inhouse automatic
  • Diameter: 40mm
Posted at
Mar 24, 2026, 7:16 PM
Active
IWC Portugieser Chronograph - 41mm - Gold Numerals - IW371604 ( new / 2024 )

IWC Portugieser Chronograph - 41mm - Gold Numerals - IW371604 ( new / 2024 )

IWC - IW371604 · $6,995
This IWC Portugieser Chronograph features a stainless steel case and gold numerals. It comes with all the original boxes, papers, booklets, and IWC Warranty Card.

  • Condition: unworn
  • Case size: 41mm diameter
  • Movement: In-House Calibre 69355
Posted at
Apr 2, 2025, 3:10 PM
Active
2023 IWC Portugieser 42 / IW500715

2023 IWC Portugieser 42 / IW500715

IWC - IW500715 · $8,675
2023 IWC Portugieser 42, a luxury watch in excellent condition with original boxes and papers. Comes with warranty card.

  • Condition: Very Good Condition
  • Boxes: Yes, complete set
  • Papers: Complete
  • Warranty: With warranty card
Posted at
Apr 1, 2025, 10:21 PM
Active