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.
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

IWC Ingenieur Automatic - 40mm - Titanium - IW328904 ( unworn / 2025 )
This listing is for an unworn IWC Ingenieur Automatic 40mm Grey Dial Titanium watch, complete with all original packaging and documentation.
- Condition: Unworn
- Case material: Titanium
- Movement: IWC 32111 Calibre
- Diameter: 40mm
IWC Ingenieur Black Dial IW322701 Automatic 42mm
This IWC Ingenieur Black Dial IW322701 Automatic is a 42.5mm mechanical automatic watch with date function and stainless steel case.
- Condition: 90%
- Case size: 42.5mm diameter
- Movement: Mechanical Automatic (80110)
- Case material: Stainless Steel
IWC INGENIEUR IW451501 Mid-size 34mm Stainless Steel
The IWC Ingenieur Mid Size is a mechanical automatic watch with date function and stainless steel case. It measures 34mm in size, making it a compact and stylish timepiece.
- Condition: 90%
- Case material: Stainless Steel
- Movement type: Mechanical Automatic
- Size description: 34mm diameter
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