IWC Ingenieur Ingenieur SL Automatic Stainless Steel / Yellow Gold / Champagne / Bracelet

Reference IW3505-09

IWC Ingenieur SL Automatic Stainless Steel / Yellow Gold / Champagne / Bracelet

About this watch

The IWC IW3505-09 Ingenieur SL Automatic is a luxury timepiece that marries elegance with performance, featuring a stunning blend of stainless steel and yellow gold. Its champagne dial exudes warmth, while stick and dot indexes provide a classic touch. The watch is powered by the IWC Caliber 375, a self-winding movement based on the ETA 2892, offering precision and reliability. With a water resistance of 120 meters, this watch can handle swimming, snorkeling, or simply being caught in the rain without breaking a sweat. Its elegant design allows it to transition effortlessly between formal and informal settings, making it suitable for daily use without sacrificing style.
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Key Features

  • Stainless Steel and Yellow Gold Case
  • Sapphire Glass for Scratch Resistance
  • 120m Water Resistance
  • IWC Caliber 375 Self-Winding Movement
  • 42-Hour Power Reserve
  • 28,800 VPH Frequency
  • Analog Display with Stick Hands

Specifications

Brand
IWC
Family
Ingenieur
Model
Ingenieur SL Automatic Stainless Steel / Yellow Gold / Champagne / Bracelet
Reference
IW3505-09
Movement
375
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
34mm
Crystal
Sapphire
Water Resistance
120

Current Listings

[WTS] IWC Ingenieur Aqua Green IW328903

IWC Ingenieur Aqua Green IW328903

IWC - IW328903 · $9,499
This IWC Ingenieur Automatic presents in excellent condition, featuring a striking aqua green dial and modern case design. The set includes a double box, quick-release tool, warranty card, and extended factory warranty coverage.

  • Condition: excellent overall condition with minor surface marks
  • Water resistance: 30m
  • Bracelet dimensions: 20cm long, 24 links
Posted at
Oct 31, 2025, 6:02 PM
Active
View listing on r/WatchExchange
[WTS] IWC Ingenieur Automatic Ref. IW323906 — 40 mm - Full Set with Warranty

IWC Ingenieur Automatic Ref. IW323906 — 40 mm - Full Set with Warranty

IWC - IW323906 · $5,750
A modern evolution of the IWC Ingenieur design, this watch features a stainless-steel case, silver dial, and automatic movement. It showcases Gérald Genta's geometric precision and offers a balance between technical robustness and understated elegance.

  • Condition: Excellent overall
  • Case Diameter: 40 mm
  • Thickness: 10 mm
  • Lug To Lug: 50 mm (including end links)
Posted at
Oct 30, 2025, 10:53 PM
Active
View listing on r/WatchExchange
[WTS] IWC Ingenieur GMT White Dial w/ Fresh IWC Service Ref IW324404

IWC Ingenieur GMT White Dial w/ Fresh IWC Service Ref IW324404

Posted at
Oct 27, 2025, 8:47 PM
Active
View listing on r/WatchExchange
[WTS] IWC Schaffhausen Ingenieur Automatic 35 black dial, under warranty until May 2033

IWC Schaffhausen Ingenieur Automatic 35 black dial, under warranty until May 2033

Posted at
Oct 27, 2025, 1:30 PM
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[WTS] IWC Ingenieur 3227 Full Set

IWC Ingenieur 3227 Full Set

IWC - 3227-01 · $3,900
A very solid and well-maintained IWC Ingenieur 3227-01 with a large case size of 42mm, featuring deep Genta ties and DNA.

  • Condition: 9+/10
  • Size: 42mm diameter
Posted at
Oct 24, 2025, 6:28 PM
Active
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[WTS]: IWC Ingenieur 40 Blue Dial IW328907

: IWC Ingenieur 40 Blue Dial IW328907

IWC - IW328907 · $8,850
IWC Ingenieur Automatic 40mm Blue Dial, reference # IW328907, featuring an IWC 32111 Calibre Movement. The watch is in excellent plus condition with a few minor marks throughout.

  • Condition: Excellent plus
  • Movement caliber: IWC 32111
Posted at
Oct 22, 2025, 7:55 PM
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[WTS] IWC Ingenieur NEW BLUE Dial Automatic 40mm IW328907 2024

IWC Ingenieur NEW BLUE Dial Automatic 40mm IW328907 2024

IWC - IW328907 · $7,400
This is a 2024 IWC Ingenieur Automatic watch with a stunning navy blue dial. It features an in-house automatic movement and has been worn fewer than a dozen times.

  • Condition: Excellent
  • Case diameter: 40mm
  • Thickness: 10.7mm
  • Water resistance: 100m
Posted at
Oct 22, 2025, 6:34 PM
Active
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[WTS] IWC Ingenieur GMT White Dial Just Returned From IWC Service Ref IW324404

IWC Ingenieur GMT White Dial Just Returned From IWC Service Ref IW324404

IWC - IW324404 · $4,450
A modern iteration of the IWC Ingenieur GMT with a white and blue dial, featuring a date function, GMT hand, and an integrated stainless steel bracelet. The watch has just returned from full service at IWC.

  • Condition: Fantastic, with wear throughout but still looks great
  • Case size: 43mm
  • Bracelet length: up to 7.25 inches (with extra link)
  • Straps included: original stainless integrated bracelet,aftermarket black rubber strap
Posted at
Oct 20, 2025, 8:40 PM
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[WTS] IWC Ingenieur. Automatic. 🔥

IWC Ingenieur. Automatic. 🔥

IWC - IW323401 · $3,400
The IWC Ingenieur is an automatic watch with a see-through caseback, available for sale.

  • See through caseback: true
  • Location: NJ USA
  • Shipping details: Fedex with insurance, globally accepted
Posted at
Oct 18, 2025, 6:03 PM
Active
View listing on r/WatchExchange