IWC Ingenieur Ingenieur SL Automatic Stainless Steel / White / Bracelet

Reference IW3505-01

About this watch

The IWC IW3505-01 Ingenieur SL Automatic watch is a masterpiece of luxury timepieces, blending precision engineering with timeless design. This classic watch, produced between 1983 and 1990, embodies the essence of the Ingenieur family, making it a statement of style and elegance. With its impeccable craftsmanship, stunning white dial, and reliable IWC caliber 375 movement, this watch is perfect for watch collectors and anyone seeking a reliable timepiece that stands out from the crowd.
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Key Features

  • IWC Caliber 375 Movement
  • Stainless Steel Case
  • Sapphire Crystal
  • 120m Water Resistance
  • White Dial with Stick Indexes
  • Date Function
  • 42-hour Power Reserve

Specifications

Brand
IWC
Family
Ingenieur
Model
Ingenieur SL Automatic Stainless Steel / White / Bracelet
Reference
IW3505-01
Movement
375
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
120

Current Listings

[WTS] IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC - IW323902 · $5,475
This all-original IWC Ingénieur Ref. IW323902 is a modern classic offered in never polished stainless steel and features a black dial with strong legibility and technical aesthetic.

  • Condition: Excellent overall condition, light honest signs of wear
  • Movement Service History: professionally serviced in December 2025
  • Depth Rating: 30m water resistance
  • Bracelet Adjustment Pins: includes original adjustment pins
Posted at
Jan 5, 2026, 6:35 AM
Active
[WTS] IWC Ingenieur Aqua Green IW328903

IWC Ingenieur Aqua Green IW328903

IWC - IW328903 · $8,850
This 40mm Ingenieur features an Aqua Green dial and is in excellent condition, with a flawless crown and glass.

  • Condition: 9/10, minor hairlines on middle links
  • Warranty expiration date: September 3, 2032
  • Accessories included: original box, papers, warranty card
Posted at
Jan 3, 2026, 3:25 PM
Active
[WTS] IWC Ingenieur blue dial

IWC Ingenieur blue dial

IWC - Ingenieur · $9,500
A well-maintained IWC Ingenieur with blue dial is available for sale. The watch features a 40mm diameter and comes with box, papers, micro adjust clasp, original butterfly clasp, and extra links.

  • Condition: Excellent, minor scratches on micro adjust clasp and links
  • Case Diameter: 40mm
  • Water Resistance Depth: 100m
  • Power Reserve Duration: 120 hours
Posted at
Jan 2, 2026, 11:40 AM
Active
[WTS] IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC - IW323902 · $10,850
This IWC Ingenieur Automatic 40 is a modern classic in excellent condition. The black dial offers strong legibility and a balanced aesthetic. The watch comes complete with original boxes and papers.

  • Condition: Excellent overall condition, with light honest signs of wear
  • Case diameter: 40mm
  • Water resistance: 3 ATM (30 meters)
  • Bracelet: stainless steel with all links
Posted at
Dec 27, 2025, 4:39 AM
Active
[WTS] IWC Ingenieur Aqua Green IW328903

IWC Ingenieur Aqua Green IW328903

IWC - IW328903 · $8,950
The watch features a beautiful Aqua Green dial and is in excellent condition, with only minor hairlines on the middle links.

  • Condition: 9/10, minor hairlines on middle links
  • Case material: polished steel
  • Warranty status: active until September 3, 2032
Posted at
Dec 25, 2025, 11:13 AM
Active
IWC Ingenieur Automatic  - IW323902 - Black - Stainless Steel - 39mm - Mint

IWC Ingenieur Automatic - IW323902 - Black - Stainless Steel - 39mm - Mint

IWC - IW323902 · $5,495
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
Posted at
Apr 8, 2025, 12:56 AM
Active
IWC Ingenieur Automatic - 40mm - Black Dial - IW328901 ( unworn / 2025 )

IWC Ingenieur Automatic - 40mm - Black Dial - IW328901 ( unworn / 2025 )

IWC - IW328901 · $9,995
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
Posted at
Mar 28, 2025, 3:41 PM
Active
1980's IWC Ingenieur Ref. IW3506 with Box

1980's IWC Ingenieur Ref. IW3506 with Box

IWC - IW3506 · $5,950
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
Posted at
Mar 27, 2025, 1:34 PM
Active
IWC Ingenieur Aqua Green IW328903 LNIB

IWC Ingenieur Aqua Green IW328903 LNIB

IWC - IW328903 · $8,350
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
Posted at
Mar 20, 2025, 1:28 PM
Active