IWC Ingenieur Big Ingenieur Chronograph 'DFB'

Reference IW3784-04

About this watch

The IWC Ingenieur IW3784-04 Big Ingenieur Chronograph 'DFB' is a masterpiece of luxury watchmaking. This limited edition timepiece combines exceptional craftsmanship with innovative engineering, resulting in a piece that's both functional and aesthetically stunning. Its stainless steel case gleams under the light, showcasing the meticulous polish and finish that IWC is known for. The sapphire glass covering the dial is scratch-resistant, ensuring your watch maintains its pristine condition even after years of use. Plus, the open case back gives enthusiasts a peek into the intricate workings of the movement, a feature that adds to its allure. The Big Ingenieur Chronograph 'DFB' boasts a robust automatic mechanism, with a power reserve of 68 hours and a water resistance rating of 120 meters. Its chronograph function allows you to measure elapsed time, while the flyback feature means you can reset the chronograph with a single push of a button. This is particularly useful for timing multiple events in succession, making it a favorite among sports enthusiasts. With its striking design, remarkable movement, and limited availability, this watch stands as a testament to what luxury watchmaking should be about.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • 45.50 mm stainless steel case
  • Sapphire crystal glass
  • IWC caliber 89361 self-winding movement
  • Chronograph function with flyback feature
  • Water resistance up to 120 meters
  • Limited production of just 250 units

Specifications

Brand
IWC
Family
Ingenieur
Model
Big Ingenieur Chronograph 'DFB'
Reference
IW3784-04
Movement
89361
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Flyback
Case
Stainless Steel 45.5mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
120

Current Listings

IWC Ingenieur Automatic - 40mm - Titanium - IW328904 ( unworn / 2025 )

IWC Ingenieur Automatic - 40mm - Titanium - IW328904 ( unworn / 2025 )

IWC - IW328904 · $13,250.001
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
Posted at
Aug 18, 2025, 3:48 PM
Active
IWC Ingenieur Black Dial IW322701 Automatic 42mm

IWC Ingenieur Black Dial IW322701 Automatic 42mm

IWC - IW322701 · $3,640.004
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
Posted at
Aug 16, 2025, 1:50 PM
Active
IWC INGENIEUR IW451501 Mid-size 34mm Stainless Steel

IWC INGENIEUR IW451501 Mid-size 34mm Stainless Steel

IWC - IW451501 · $3,250.003
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
Posted at
Aug 15, 2025, 2:48 PM
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
BNIB IWC IW328904 Ingenieur TITANIUM 40 NEW MODEL Grey Dial 2025

BNIB IWC IW328904 Ingenieur TITANIUM 40 NEW MODEL Grey Dial 2025

IWC - IW328904 · $12,500
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
Posted at
Mar 19, 2025, 5:54 PM
Active
IWC Ingenieur Automatic - 40mm - Aqua Dial - IW328903 ( excellent / 2025 )

IWC Ingenieur Automatic - 40mm - Aqua Dial - IW328903 ( excellent / 2025 )

IWC - IW328903 · $7,950
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
Posted at
Mar 19, 2025, 3:10 PM
Active