IWC Ingenieur Ingenieur SL Automatic Stainless Steel / Yellow Gold / Champagne / Bracelet
Reference IW3505-09
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 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
 
                    IWC Ingenieur Automatic - 40mm - Black Dial - IW328901 ( unworn / 2025 )
                            
                                This IWC Ingenieur Automatic watch features a 40mm stainless steel case and black dial, coming with all original boxes and papers.
                                                       
                            
                    
                    
                    
                - Condition: unworn
- Case size: 40mm diameter
- Movement: IWC 32111 Calibre
 
                    1980's IWC Ingenieur Ref. IW3506 with Box
                            
                                The IWC Ingenieur Ref. IW3506 is a vintage watch originally launched in 1955 as an anti-magnetic timepiece for engineers, featuring a soft iron inner case and IWC's Caliber 852. The Reference 3506 was introduced in the mid-1980s, offering a more wearable size with refined details like gold hour markers and a graph paper textured dial.
                                                       
                            
                    
                    
                    
                - Condition: Vintage-Good
- Movement: Automatic
- Case Width: 35mm diameter
- Strap Length: 7.50 inches
IWC Ingenieur Aqua Green IW328903 LNIB
                            
                                A pristine IWC Ingenieur with an Aqua Green dial, complete with warranty card and other original accessories.
                                                       
                            
                    
                    
                    
                - Condition: Like New in Box (LNIB)
- Year: 2024
- Warranty card: present
 
                    BNIB IWC IW328904 Ingenieur TITANIUM 40 NEW MODEL Grey Dial 2025
                            
                                This is a brand new IWC Ingenieur model with a grey dial and titanium case. It comes in full box/papers and has the remaining manufacturer warranty.
                                                       
                            
                    
                    
                    
                - Condition: Brand new, unworn
- Material: Titanium
- Case size: 40mm diameter
 
                    IWC Ingenieur Automatic - 40mm - Aqua Dial - IW328903 ( excellent / 2025 )
                            
                                A 40mm stainless steel IWC Ingenieur Automatic with an Aqua Dial and IWC 32111 Calibre Movement, coming with a complete set including boxes, papers, booklets, tools, hang tag, and IWC Warranty Card.
                                                       
                            
                    
                    
                    
                - Condition: Excellent
- Case size: 40mm
- Movement: IWC 32111 Calibre
IWC Ingenieur Double Chronograph Titanium IW376501
                            
                                The IWC Ingenieur Double Chronograph Titanium IW376501 is a men's watch with a size of 46mm and features a mechanical automatic movement. It has a double chronograph function.
                                                       
                            
                    
                    
                    
                - Condition: 90%
- Case material: titanium
- Size: 46mm
