IWC Ingenieur Big Ingenieur Chronograph Stainless Steel / Black / Strap

Reference IW3784-06

About this watch

The IWC IW3784-06 Big Ingenieur Chronograph is a masterpiece of horology, boasting a robust stainless steel case and striking black dial that exudes sophistication. The watch's 45.50 mm round shape makes a bold statement on the wrist, while its sleek profile showcases durability and quality in its weight and finish. The open case back reveals the intricate inner workings of the IWC caliber 89361 movement, a testament to fine watchmaking. This automatic movement is precision-crafted with a frequency of 28,800 vibrations per hour and a power reserve of 68 hours, ensuring reliable performance. The flyback chronograph feature allows for easy timing, while the date function adds an extra layer of functionality. With its water resistance rating of 120 meters, this watch can handle daily wear and formal occasions alike. Whether you're a seasoned collector or a first-time buyer, the IWC IW3784-06 Big Ingenieur Chronograph is a timepiece that deserves a spot on your wrist.
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MSRP: $12,600
Market Price: $4,790

Key Features

  • IWC caliber 89361 automatic movement
  • 45.50 mm stainless steel case
  • Black dial with stick and dot indexes
  • Flyback chronograph feature
  • Date function
  • 120m water resistance
  • Sapphire crystal glass

Specifications

Brand
IWC
Family
Ingenieur
Model
Big Ingenieur Chronograph Stainless Steel / Black / Strap
Reference
IW3784-06
Movement
89361
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Flyback
Case
Stainless Steel 45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
120

Current Listings

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
IWC Ingenieur Double Chronograph Titanium IW376501

IWC Ingenieur Double Chronograph Titanium IW376501

IWC - IW376501 · $5,460
The IWC Ingenieur Double Chronograph Titanium IW376501 is a men's watch with a size of 46mm and features a mechanical automatic movement. It has a double chronograph function.

  • Condition: 90%
  • Case material: titanium
  • Size: 46mm
Posted at
Mar 9, 2025, 9:03 AM
Active
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