IWC Ingenieur Ingenieur Chronograph Racer Ardoise / Strap

Reference IW3785-07

About this watch

The IWC IW3785-07 Ingenieur Chronograph Racer Ardoise is a masterpiece of horology, blending elegance and sportiness in perfect harmony. This stunning timepiece boasts a 45mm stainless steel case, adorned with stick and dot indexes on its grey dial, often referred to as Ardoise. The tachymeter bezel adds a touch of functionality, while the sapphire glass ensures scratch-free durability. At its core lies the IWC caliber 89361, a self-winding flyback chronograph movement that boasts an impressive 68-hour power reserve and operates at 28,800 vibrations per hour. This engineering marvel is both accurate and reliable, perfect for timing your morning run or keeping track of meetings. With a water resistance of up to 120 meters, the IW3785-07 can handle life's adventures with ease. The high-quality strap balances style and comfort, making it suitable for all-day wear. Whether you're a professional, an athlete, or simply someone who appreciates fine craftsmanship, this watch is perfect for anyone who desires a reliable companion for everyday wear and special occasions. Its unique blend of style, function, and brand prestige makes it a solid choice for collectors and enthusiasts alike.
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MSRP: $12,200
Market Price: $5,345

Key Features

  • 45mm stainless steel case
  • Grey Ardoise dial with stick and dot indexes
  • Tachymeter bezel for measuring speed
  • IWC caliber 89361 self-winding flyback chronograph movement
  • 68-hour power reserve
  • Water resistance up to 120 meters
  • Sapphire glass for scratch-free durability

Specifications

Brand
IWC
Family
Ingenieur
Model
Ingenieur Chronograph Racer Ardoise / Strap
Reference
IW3785-07
Movement
89361
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Flyback
Case
Stainless Steel 45mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
120

Current Listings

[WTS]: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

IWC - IW328907 · $9,300
The IWC Ingenieur Automatic is a 40mm blue dial watch with an IWC 32111 Calibre Movement. It features additional extras such as an adjustable clasp, links, and comes with all original boxes, papers, and warranty.

  • Condition: Excellent plus
  • Movement: IWC 32111 Calibre
  • Accessories: [object Object],[object Object],[object Object]
Posted at
Jan 18, 2026, 5:08 PM
Active
[WTS] IWC Ingenieur Automatic IW357001 $2,650

IWC Ingenieur Automatic IW357001 $2,650

IWC - IW357001 · $2,650
This previous generation IWC Ingenieur IW3570 is a well-crafted, comfortable, and aesthetically pleasing watch that combines a classic design with modern functionality. It features a date complication and has balanced proportions for comfortable wearability.

  • Condition: Pre-owned with minor scratches on polished bezel
  • Case size: 40mm diameter
  • Movement: IWC Caliber 35111 (Sellita SW300-1a based)
  • Power reserve: 42 hours
Posted at
Jan 16, 2026, 12:10 PM
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 · $5,475
  • Condition: Excellent overall condition with only light, honest signs of wear
  • Size: 40mm diameter
  • Water Resistance: 30 meters (3 ATM)
  • Bracelet Links: complete set of links
Posted at
Jan 13, 2026, 5:18 PM
Active
[WTS]: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

IWC - IW328907 · $9,500
This IWC Ingenieur Automatic 40mm Blue Dial features an IWC 32111 Calibre Movement, complete with original boxes and papers.

  • Condition: Excellent plus
  • Movement: IWC 32111 Calibre Movement
  • Clasp: MK XX micro-adjust clasp ($460 value from IWC)
  • Extras: 2 extra links for the Ingenieur
Posted at
Jan 11, 2026, 1:41 PM
Active
[WTS] IWC Ingenieur 40 Homage

IWC Ingenieur 40 Homage

IWC - Ingenieur 40 · $175
This IWC Ingenieur 40mm is a 'Seiko mod' with an NH35 movement, featuring extra links and nearly no signs of wear.

  • Condition: like new
  • Movement: NH35
  • Case size: 40mm
Posted at
Jan 9, 2026, 2:56 PM
Active
[WTS] IWC Ingenieur Automatic 40 IW328903 Steel Green Grid Dial Box Papers 2025

IWC Ingenieur Automatic 40 IW328903 Steel Green Grid Dial Box Papers 2025

IWC - IW328903 · $9,625
A newer IWC Ingenieur model featuring a beautiful aqua-green grid dial, applied indices, and a color-matched two-digit date wheel. It has a 40mm stainless steel case and an automatic Calibre 32111 movement with a 120-hour power reserve.

  • Condition: Excellent condition with light wear on the case and bracelet
  • Case size: 40mm
  • Material: stainless steel
Posted at
Jan 8, 2026, 8:47 AM
Active
[WTS] IWC Ingenieur 3521 Fullset - $7500

IWC Ingenieur 3521 Fullset - $7500

IWC - 3521-01 · $7,500
This listing is for an IWC Ingenieur 3521 watch, which comes with its original box and papers. The watch features a 34mm diameter T dial and hands.

  • Condition: unpolished original T dial
  • Diameter: 34mm
Posted at
Jan 8, 2026, 5:37 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 · $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
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