IWC Ingenieur Ingenieur Perpetual Calendar Digital Date-Month Titanium / Red Gold

Reference IW3792-03

About this watch

The IWC IW3792-03 Ingenieur Perpetual Calendar Digital Date-Month in Titanium and Red Gold is a masterpiece of horology that seamlessly blends technical prowess with luxurious design. This statement piece boasts an automatic mechanical movement, IWC caliber 89802, with a power reserve of 68 hours and features a flyback chronograph function, making it perfect for precision timing enthusiasts. The perpetual calendar automatically adjusts for leap years and months of varying lengths, ensuring convenience and eliminating the need to reset the date. With a diameter of 46 mm and a height of 17 mm, this substantial watch feels surprisingly comfortable on the wrist due to its lightweight titanium construction. A water resistance of 120 meters adds to its versatility, making it suitable for various activities. The unique blend of titanium and red gold gives the IW3792-03 a distinct edge in terms of modern aesthetics, setting it apart from other luxury watches. This timepiece is not just a tool for telling time but also a conversation starter, a style statement, and a testament to IWC's commitment to craftsmanship.
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Key Features

  • Automatic mechanical movement with 68-hour power reserve
  • Flyback chronograph function for precision timing
  • Perpetual calendar with automatic adjustment for leap years and months
  • Lightweight titanium construction for comfort
  • Unique blend of titanium and red gold for modern aesthetics
  • Water resistance up to 120 meters for versatility
  • Sapphire crystal glass for scratch resistance

Specifications

Brand
IWC
Family
Ingenieur
Model
Ingenieur Perpetual Calendar Digital Date-Month Titanium / Red Gold
Reference
IW3792-03
Movement
89802
Movement Features
  • Hours, Minutes, Small Seconds
  • Big Date, Leap Year, Month, Perpetual Calendar, Date
  • Chronograph, Flyback
Case
46mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
120

Current Listings

[WTS] IWC Ingenieur Automatic Titanium Silver Dial IW328904

IWC Ingenieur Automatic Titanium Silver Dial IW328904

IWC - IW328904 · $15,000
The IWC Ingenieur Automatic is a high-end mechanical watch with an in-house automatic movement, silver textured grid dial, and integrated stainless steel bracelet.

  • Condition: Excellent overall condition with very light handling wear
  • Movement: Automatic (in-house)
  • Case Size: approximately 40 mm
  • Dial: Silver textured grid dial
Posted at
Mar 1, 2026, 7:57 PM
Active
[WTS] IWC Ingenieur Automatic 42mm

IWC Ingenieur Automatic 42mm

IWC - IW322701 · $4,900
a classic and robust IWC Ingenieur with a timeless design, well maintained and ready to wear.

  • Condition: very good condition
  • Year: 2005
  • Size: 42mm
Posted at
Feb 28, 2026, 7:47 PM
Active
[WTS] 2025 IWC Ingenieur Automatic 40mm Black - IW328901 - Full Set with 8yr IWC warranty

2025 IWC Ingenieur Automatic 40mm Black - IW328901 - Full Set with 8yr IWC warranty

IWC - IW328901 · $8,999
The IWC Ingenieur Automatic 40 is a modern sports watch featuring a return of the Gerald Genta integrated bracelet design, with a unique pattern on the jet black dial and an in-house movement providing a 5 day power reserve.

  • Condition: Very excellent preowned condition
  • Case Size: 40mm
  • Case Material: Stainless steel
  • Movement Power Reserve: 5 days
Posted at
Feb 27, 2026, 10:08 AM
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