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.
Buy Now on Jomashop
This is an affiliate link

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

IWC 3239 Ingenieur Automatic, 3239-06, 40MM

IWC 3239 Ingenieur Automatic, 3239-06, 40MM

IWC - 323906 · $3,999
The IWC Ingenieur Automatic features a stainless steel case on a matching bracelet, powered by the Calibre 30110 movement with a 42-hour power reserve. The watch has a silver dial with rose gold hour markers and hands, and is water-resistant to 120 meters.

  • Condition: Excellent
  • Movement type: Automatic
  • Case material: Stainless steel
  • Bracelet material: Stainless steel
Posted at
Mar 8, 2025, 5:56 PM
Active
Platinum IWC Big Ingenieur Chronograph Fly-back, IW378403, Limited Ed. Complete

Platinum IWC Big Ingenieur Chronograph Fly-back, IW378403, Limited Ed. Complete

IWC - IW378403 · $16,795
The watch is a rare, limited edition IWC Big Ingenieur Chronograph Fly-back with a Solid Platinum Case, Rhodium Textured Dial, and Black Sub-Dials. It features a 3784-03 chronograph complication, fly-back function, and 68 hours Power Reserve.

  • Condition: Very good, some scuffs and small scratches from careful use
  • Case material: Solid Platinum
  • Diameter: 40mm
  • Thickness: 15mm
Posted at
Mar 6, 2025, 2:52 AM
Active
IWC ​​Ingenieur Automatic 40 Blue Dial IW328907 � 2024 Unworn

IWC ​​Ingenieur Automatic 40 Blue Dial IW328907 � 2024 Unworn

IWC - IW328907 · $10,250
The IWC Ingenieur Automatic 40 Blue Dial is a newly released model with a blue dial, featuring an unworn condition and included accessories such as boxes, booklet, and warranty card.

  • Condition: Unworn
  • Year of release: 2024
  • Diameter: 40mm
Posted at
Mar 5, 2025, 8:59 PM
Active
IWC Ingenieur Automatic - 40mm - Blue Dial - IW328907 ( unworn / 2025 )

IWC Ingenieur Automatic - 40mm - Blue Dial - IW328907 ( unworn / 2025 )

IWC - IW328907 · $10,750
This listing features an unworn IWC Ingenieur Automatic 40mm Blue Dial watch, complete with all original boxes, papers, and accessories.

  • Condition: Unworn / Complete Set
  • Case Material: Stainless Steel
  • Movement: IWC 32111 Calibre
Posted at
Feb 28, 2025, 3:17 PM
Active
IWC Ingenieur White Dial IW323906 Automatic Steel 40mm

IWC Ingenieur White Dial IW323906 Automatic Steel 40mm

IWC - IW323906 · $4,420
The IWC Ingenieur White Dial is a mechanical automatic watch with a stainless steel case and date function, measuring 40mm in size.

  • Condition: 95%
  • Model: Ingenieur Automatic 40mm
  • Case material: Stainless Steel
  • Movement type: Mechanical Automatic
Posted at
Feb 15, 2025, 8:30 AM
Active
IWC Iw328903 INGENIEUR AQUA GREEN AUTOMATIC 40MM 2023 COMPLETE SET

IWC Iw328903 INGENIEUR AQUA GREEN AUTOMATIC 40MM 2023 COMPLETE SET

IWC - IW328903 · $8,125
A 2023 IWC Ingenieur Aqua stainless steel watch with a green dial and automatic in-house movement. The watch is running perfectly with no issues.

  • Condition: Excellent, Unpolished Condition
  • Movement: IWC Calibre 32111, Automatic In-House Movement
  • Power reserve: 120 hours
  • Warranty: Under 8 years factory warranty remaining
Posted at
Jan 31, 2025, 11:07 PM
Active