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 Jubilee Ref. 5441 – 18k Rose Gold – Limited Edition 006/500 – REDUCED PRICE

IWC Portugieser Jubilee Ref. 5441 – 18k Rose Gold – Limited Edition 006/500 – REDUCED PRICE

IWC - 5441 · $13,249
A limited edition IWC Portugieser Jubilee Ref. 5441 in 18k rose gold produced to celebrate IWC's 125th anniversary, featuring a manual-winding movement and classic Portugieser design language.

  • Condition: Overall very good vintage condition, minor scuffing around the ~10 o'clock area on the crystal.
  • Case Size: ~42 mm
  • Dial Color: Silver
  • Movement Type: Manual winding
Posted at
Apr 18, 2026, 2:43 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 · $7,025
This IWC Portugieser Automatic 40 is a brand new timepiece with a silver dial and 40mm case size. It features an automatic movement and comes with all original accessories.

  • Condition: Brand new, unworn
  • Case size: 40mm
  • Movement type: Automatic
Posted at
Apr 18, 2026, 8:18 AM
Active
[WTS] IWC Portugieser Chronograph IW371624 Dune Dial Full Set

IWC Portugieser Chronograph IW371624 Dune Dial Full Set

IWC - IW371624 · $7,497
This pre-owned IWC Portugieser Chronograph is a stainless steel timepiece with a dune dial on a black alligator strap, featuring an automatic movement.

  • Condition: Very good condition
  • Case diameter: 41mm
  • Movement type: Automatic
Posted at
Apr 13, 2026, 9:11 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 · $7,050
This IWC Portugieser Automatic 40 features a silver dial and is fully functional without any issues.

  • Condition: Brand new, unworn
  • Case diameter: 40mm
Posted at
Apr 11, 2026, 8:56 AM
Active
[WTS] IWC Schaffhausen Portugieser. Blue Hands/Indices. 40mm. IW358312. Card Included..

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

A beautiful IWC Portugieser with inhouse movement and blue hands/indices, featuring a 40mm case.

  • Movement: inhouse
  • Diameter: 40mm
Posted at
Apr 7, 2026, 6:58 PM
Active
[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
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
Iwc iw500701 portugieser 7 day power reserve rose gold watch

Iwc iw500701 portugieser 7 day power reserve rose gold watch

IWC - IW500701 · $12,995
This IWC PORTUGIESER model IW500701 features a 7 day power reserve and comes in 18K Rose gold on a leather band with deployment buckle.

  • Band material: leather
  • Case material: 18K Rose gold
Posted at
Mar 25, 2025, 10:07 PM
Active