IWC Ingenieur Ingenieur Mecaquartz Chronograph Alarm Stainless Steel / White / Strap

Reference IW3815-03

About this watch

The IWC IW3815-03 Ingenieur Mecaquartz Chronograph Alarm is a masterpiece of luxury watchmaking, blending innovative technology with timeless design. This stainless steel timepiece boasts a robust 34mm case, water-resistant to 30 meters, and features a stunning white dial with stick indexes and hands. Powered by the Jaeger-LeCoultre caliber 633 Meca-quartz movement, this chronograph alarm watch combines precision and reliability. With its comfortable strap and lightweight construction, it's perfect for daily wear, while its unique blend of style and functionality makes it a statement piece. Whether you're dressing up or going casual, the IW3815-03 is sure to elevate your wrist game. Its Meca-quartz movement offers the best of both worlds - the accuracy of quartz and the charm of mechanical watchmaking. The chronograph function is a practical tool for measuring time intervals, while the alarm feature ensures you'll never oversleep again. This watch is a worthy investment for any collector or enthusiast, with its IWC brand prestige and potential to retain value over time. It's a reminder of traditional watchmaking combined with modern innovation, making it a standout piece in any collection.
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Key Features

  • Jaeger-LeCoultre caliber 633 Meca-quartz movement
  • Stainless steel case with sapphire crystal
  • Chronograph and alarm functions
  • White dial with stick indexes and hands
  • Comfortable strap with breathability
  • Water-resistant to 30 meters
  • IWC brand prestige and collectibility

Specifications

Brand
IWC
Family
Ingenieur
Model
Ingenieur Mecaquartz Chronograph Alarm Stainless Steel / White / Strap
Reference
IW3815-03
Movement
633
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
  • Alarm
Case
Stainless Steel 34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS]: IWC Micro Adjust Clasp for Ingenieur 40 and MK XX

: IWC Micro Adjust Clasp for Ingenieur 40 and MK XX

IWC · $375
A preowned IWC microadjust clasp in excellent condition for sale.

  • Condition: preowned, excellent
  • Compatible Models: IWC Ingenieur 40 (IW32890x), MK XX
  • Price From Msrp: $460
Posted at
Jan 22, 2026, 6:56 PM
Active
[WTS] IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC - IW323902 · $5,475
This IWC Ingénieur Ref. IW323902 is a modern classic offered in never polished stainless steel, featuring a black dial and technical aesthetic.

  • Condition: Excellent overall condition
  • Case material: Stainless steel
  • Bracelet type: Stainless steel bracelet
  • Bracelet links: All links included
Posted at
Jan 22, 2026, 10:19 AM
Active
[WTS]: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

IWC - IW328907 · $9,300
The IWC Ingenieur Automatic is a 40mm blue dial watch with an IWC 32111 Calibre Movement. It features additional extras such as an adjustable clasp, links, and comes with all original boxes, papers, and warranty.

  • Condition: Excellent plus
  • Movement: IWC 32111 Calibre
  • Accessories: [object Object],[object Object],[object Object]
Posted at
Jan 18, 2026, 5:08 PM
Active
[WTS] IWC Ingenieur Automatic IW357001 $2,650

IWC Ingenieur Automatic IW357001 $2,650

IWC - IW357001 · $2,650
This previous generation IWC Ingenieur IW3570 is a well-crafted, comfortable, and aesthetically pleasing watch that combines a classic design with modern functionality. It features a date complication and has balanced proportions for comfortable wearability.

  • Condition: Pre-owned with minor scratches on polished bezel
  • Case size: 40mm diameter
  • Movement: IWC Caliber 35111 (Sellita SW300-1a based)
  • Power reserve: 42 hours
Posted at
Jan 16, 2026, 12:10 PM
Active
[WTS] IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC Ingenieur Automatic 40 Full Steel Black Dial 2017 (Full-Set/Unpolished)

IWC - IW323902 · $5,475
  • Condition: Excellent overall condition with only light, honest signs of wear
  • Size: 40mm diameter
  • Water Resistance: 30 meters (3 ATM)
  • Bracelet Links: complete set of links
Posted at
Jan 13, 2026, 5:18 PM
Active
[WTS]: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

: IWC Ingenieur 40 Blue Dial IW328907 + EXTRAS (adjustable clasp, links)

IWC - IW328907 · $9,500
This IWC Ingenieur Automatic 40mm Blue Dial features an IWC 32111 Calibre Movement, complete with original boxes and papers.

  • Condition: Excellent plus
  • Movement: IWC 32111 Calibre Movement
  • Clasp: MK XX micro-adjust clasp ($460 value from IWC)
  • Extras: 2 extra links for the Ingenieur
Posted at
Jan 11, 2026, 1:41 PM
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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