IWC Ingenieur Big Ingenieur Chronograph Platinum / Silver / Strap
Reference IW3784-03
About this watch
The IWC IW3784-03 Big Ingenieur Chronograph in Platinum is a masterpiece that combines engineering excellence with timeless elegance. With its striking platinum case and unique 'Panda' dial, this watch is not just a tool for keeping time; it’s a statement piece. The 45.50 mm diameter gives it a bold presence on the wrist, while the 14.50 mm height ensures it sits comfortably without being bulky. The IWC caliber 89361 movement, a self-winding flyback chronograph, showcases IWC's commitment to horological excellence with 38 jewels and a power reserve of 68 hours. With a water resistance of up to 120 meters, this watch is suitable for swimming and snorkeling. Its limited production of just 250 units makes it a sought-after item among collectors.
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Key Features
- Platinum case
- IWC caliber 89361 movement
- Water resistance up to 120 meters
- Chronograph function with flyback mechanism
- Limited edition of 250 units
- 45.50 mm diameter platinum case
- Unique 'Panda' dial design
Specifications
- Brand
- IWC
- Family
- Ingenieur
- Model
- Big Ingenieur Chronograph Platinum / Silver / Strap
- Reference
- IW3784-03
- Movement
- 89361
- Movement Features
-
- Hours, Minutes, Small Seconds
- Date
- Chronograph, Flyback
- Case
- 45.5mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 120
Current Listings

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

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