IWC Ingenieur Ingenieur SL Automatic Stainless Steel / Yellow Gold / Black / Bracelet
Reference IW3505-12
About this watch
The IWC Ingenieur SL Automatic (IW3505-12) is an exquisite timepiece that embodies luxury and functionality. Produced between 1983 and 1990, this watch combines stainless steel and yellow gold for a striking contrast that exudes classic elegance. With its compact size of 34.00 mm and height of just 8.60 mm, the Ingenieur SL is remarkably comfortable on the wrist. The sleek black dial with stick and dot indexes enhances readability while maintaining a minimalist aesthetic. At the heart of this watch is the IWC caliber 375, a self-winding movement that ensures precise timekeeping and reliability. With its impressive water resistance of 120 meters, this watch is suitable for various activities, including swimming or snorkeling. The addition of a date function and comfortable stainless steel bracelet make it a versatile companion for everyday wear. This iconic timepiece showcases IWC's commitment to quality and performance, making it a timeless classic that combines historical significance with modern usability.
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Key Features
- Timeless Design
- Reliable Movement (IWC Caliber 375)
- Good Water Resistance (120 meters)
- Comfortable Stainless Steel Bracelet
Specifications
- Brand
- IWC
- Family
- Ingenieur
- Model
- Ingenieur SL Automatic Stainless Steel / Yellow Gold / Black / Bracelet
- Reference
- IW3505-12
- Movement
- 375
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Case
- 34mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 120
Current Listings
![[WTS] IWC Ingenieur 3227 Full Set](https://preview.redd.it/qq7ikcpny4xf1.jpg?width=640&crop=smart&auto=webp&s=8b3b2338658e2fc426376d9ef22ead91f630a880)
IWC Ingenieur 3227 Full Set
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
![[WTS]: IWC Ingenieur 40 Blue Dial IW328907](https://preview.redd.it/jii3li384rwf1.jpg?width=640&crop=smart&auto=webp&s=18eba31c6ec8da2e6257210650fa477ae59b48e7)
: IWC Ingenieur 40 Blue Dial IW328907
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
![[WTS] IWC Ingenieur NEW BLUE Dial Automatic 40mm IW328907 2024](https://preview.redd.it/254xk7igpqwf1.png?width=640&crop=smart&auto=webp&s=2d9f0eec510f98b454e06c34a0e40623508d5789)
IWC Ingenieur NEW BLUE Dial Automatic 40mm IW328907 2024
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
![[WTS] IWC Ingenieur GMT White Dial Just Returned From IWC Service Ref IW324404](https://preview.redd.it/zzq6qe6p2dwf1.jpeg?auto=webp&s=59008a15fa9a400c8f7d8b62786aa1ac7eb3688a)
IWC Ingenieur GMT White Dial Just Returned From IWC Service Ref IW324404
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
![[WTS] IWC Ingenieur. Automatic. 🔥](https://preview.redd.it/lwqgkmws0yvf1.jpeg?auto=webp&s=1e828e1880f534f9ccff5824b257a90c2d785434)
IWC Ingenieur. Automatic. 🔥
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
![[WTS] IWC Ingenieur IW323902](https://preview.redd.it/vh7y4pbhuxvf1.jpg?width=640&crop=smart&auto=webp&s=ed9cc41f20079ab87025147f321c57c37d65ef47)
IWC Ingenieur IW323902
A IWC Ingenieur IW323902 in excellent preowned condition, featuring a 40mm case diameter and automatic movement.
- Condition: Excellent preowned condition
- Case Diameter: 40mm
- Thickness: 10mm
- Movement: IWC 30110 automatic
![[WTS]: IWC Ingenieur 40 Blue Dial IW328907](https://preview.redd.it/mfbp4t8mkwvf1.jpg?width=640&crop=smart&auto=webp&s=15b1531a2345602be1e89587eb542e97919485a9)
: IWC Ingenieur 40 Blue Dial IW328907
For sale is an IWC Ingenieur Automatic 40mm Blue Dial reference # IW328907, complete with all boxes, papers, booklet, tools, hang tag and IWC Warranty Card dated August 2025.
- Condition: excellent plus
- Movement: IWC 32111 Calibre
- Box And Papers: complete with all
- Warranty Card Date: August 2025
![[WTS] IWC Ingenieur Automatic Ref. IW323906 — 40 mm - Full Set](https://preview.redd.it/edjs1wsdzsvf1.jpg?width=640&crop=smart&auto=webp&s=8ffa826e8c868ae6416e292523dc353f78862248)
IWC Ingenieur Automatic Ref. IW323906 — 40 mm - Full Set
The IWC Ingenieur Automatic Ref. IW323906 is a modern evolution of the original design by Gérald Genta, featuring a 40 mm stainless-steel case and a silver dial with rose-gold hour and minute hands.
- Condition: Very good overall
- Case Diameter: 40 mm
- Thickness: 10 mm
- Lug To Lug: 50 mm
IWC Ingenieur Automatic - IW323902 - Black - Stainless Steel - 39mm - Mint
A pre-owned IWC Ingenieur Automatic in excellent condition, featuring a 39mm black stainless steel case and automatic movement. The watch is accompanied by its original box set, instruction manual, warranty card, and OEM rubber strap.
- Condition: Pre-Owned - Grade: Mint
- Case size: 39mm diameter
- Bracelet type: Stainless Steel
- Dial: Black