IWC Ingenieur Ingenieur Double Chronograph Titanium / Black

Reference IW3865-03

About this watch

The IWC IW3865-03 Ingenieur Double Chronograph in Titanium and Black is a statement piece that perfectly balances sophistication and functionality. Crafted from high-quality titanium, this watch boasts durability and lightweight wear, making it an ideal choice for daily adventures. The automatic movement with a reliable power reserve ensures accurate timekeeping, while the dual chronograph feature adds versatility to your timepiece. With an impressive water resistance of up to 120 meters, you can wear it with confidence in various situations. This watch's timeless design combines sportiness with elegance, making it perfect for those who appreciate fine craftsmanship and want a reliable timepiece that doubles as a conversation starter.
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MSRP: $11,600
Market Price: $4,568

Key Features

  • High-quality titanium construction
  • Automatic movement with power reserve of 44 hours
  • Dual chronograph function with rattrapante feature
  • Water resistance up to 120 meters
  • Timeless design combining sportiness and elegance
  • 45mm diameter and 16mm height for easy readability

Specifications

Brand
IWC
Family
Ingenieur
Model
Ingenieur Double Chronograph Titanium / Black
Reference
IW3865-03
Movement
79420
Movement Features
  • Hours, Minutes, Small Seconds
  • Date, Day
  • Chronograph, Rattrapante
Case
45mm
Dial Color
Black
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