IWC Ingenieur Ingenieur Midsize Gold Index

Reference IW4515-03

About this watch

The IWC Ingenieur IW4515-03 is a masterpiece of luxury watchmaking, boasting a stunning stainless steel case, sleek silver dial, and reliable automatic movement. With its 34mm diameter and 10mm height, this timepiece strikes the perfect balance between elegance and functionality. The sapphire crystal glass provides exceptional scratch resistance, while the water resistance of 120 meters ensures that it can withstand everyday activities. This watch is a testament to IWC's dedication to precision engineering and luxury design. Its versatility makes it suitable for both formal and casual settings, allowing you to effortlessly transition from day to night. The Ingenieur IW4515-03 is an investment that will last a lifetime, holding its value over time and becoming a treasured family heirloom.
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MSRP: $3,800
Market Price: $2,526

Key Features

  • Stainless Steel Case
  • Sapphire Crystal Glass
  • Automatic Movement (IWC Caliber 30110)
  • Water Resistance: 120 meters
  • Comfortable Fit (34mm diameter, 10mm height)
  • Versatile Design (Suitable for formal and casual settings)
  • Long-Lasting Investment (Holds value over time)

Specifications

Brand
IWC
Family
Ingenieur
Model
Ingenieur Midsize Gold Index
Reference
IW4515-03
Movement
30110
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 34mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
120

Current Listings

[WTS] Limited Edition IWC Ingenieur Chronograph Rudolph Caracciola Ref IW380702

Limited Edition IWC Ingenieur Chronograph Rudolph Caracciola Ref IW380702

IWC - IW380702 · $3,550
A limited edition IWC Ingenieur Chronograph released in 2016 to honor Rudolf Caracciola, featuring a gray sunburst dial with racing red pops and an in-house chronograph caliber 69370 movement.

  • Condition: Super clean, light wear
  • Case diameter: 42mm
  • Movement type: In house automatic chronograph
Posted at
Apr 20, 2026, 9:09 PM
Active
[WTS] IWC Ingenieur 40mm Aqua Dial, Fully Serviced by IWC, Full Kit Plus Service Papers

IWC Ingenieur 40mm Aqua Dial, Fully Serviced by IWC, Full Kit Plus Service Papers

A modern take on the Ingenieur design with a unique Aqua dial that catches the light beautifully. This watch is in great condition and comes with service papers, box, and full kit.

  • Condition: Fantastic, fully serviced by IWC
  • Case Size: 40mm diameter
  • Dial Color: Aqua
Posted at
Apr 19, 2026, 12:44 PM
Active
[WTS] IWC Ingenieur Automatic 40 IW328904 | Titanium | Grey Grid Dial | Near-Mint Full Set | $12,500 Shipped

IWC Ingenieur Automatic 40 IW328904 | Titanium | Grey Grid Dial | Near-Mint Full Set | $12,500 Shipped

IWC - IW328904 · $12,500
This IWC Ingenieur Automatic 40 is a recent release with a great wrist presence, excellent finishing, and added comfort of titanium. It comes with a full set including boxes, travel case, and other accessories.

  • Condition: Near-mint
  • Case material: Titanium
  • Dial color: Grey Grid
Posted at
Apr 16, 2026, 6:10 PM
Active
[WTS] IWC Ingenieur Automatic 40 IW328904 | Titanium | Near-Mint | Full Set

IWC Ingenieur Automatic 40 IW328904 | Titanium | Near-Mint | Full Set

IWC - IW328904 · $13,250
The IWC Ingenieur Automatic 40 is a modern reinterpretation of the iconic Gerald Genta-inspired integrated sports watch, featuring a titanium case and grey grid dial. It's lightweight, versatile, and powered by IWC’s in-house Calibre 32111.

  • Condition: Near-Mint
  • Case material: Titanium
  • Diameter: 40mm
  • Thickness: 10.8mm
Posted at
Apr 14, 2026, 10:12 PM
Active
[WTS] IWC Ingenieur Automatic 40mm Titanium IW328904 ( unworn / 2025 / box and papers )

IWC Ingenieur Automatic 40mm Titanium IW328904 ( unworn / 2025 / box and papers )

IWC - IW328904 · $14,950
This IWC Ingenieur Automatic is a 40mm grey dial titanium watch with an automatic movement. It comes complete with all original boxes, papers, and tools.

  • Condition: unworn
  • Case size: 40mm diameter
  • Movement type: automatic
Posted at
Apr 14, 2026, 1:26 PM
Active
[WTS] IWC Ingenieur Automatic 40mm Aqua IW328903 ( unworn / 2025 / box and papers )

IWC Ingenieur Automatic 40mm Aqua IW328903 ( unworn / 2025 / box and papers )

IWC - IW328903 · $10,250
Up for sale is an unworn IWC Ingenieur Automatic 40mm Aqua Dial reference # IW328903, complete with all boxes and papers. It features a stainless steel case and the IWC 32111 Calibre Movement.

  • Condition: Unworn
  • Movement: IWC 32111 Calibre Movement
  • Case size: 40mm diameter
  • Depth rating: unknown
Posted at
Apr 14, 2026, 1:20 PM
Active
[WTS] IWC Ingenieur 40 Aqua Dial, Pristine Condition, w/ service papers from IWC and Box

IWC Ingenieur 40 Aqua Dial, Pristine Condition, w/ service papers from IWC and Box

IWC - IW324-001 · $10,500
This is a listing for an IWC Ingenieur 40 Aqua Dial, with service papers from the manufacturer and included box.

  • Condition: Pristine
  • Water resistance: 30 bar
  • Service papers from iwc and box:
Posted at
Apr 10, 2026, 12:01 PM
Active
[WTS] IWC Big Ingenieur Flyback Chronograph – Guilloché Dial – Box & Papers

IWC Big Ingenieur Flyback Chronograph – Guilloché Dial – Box & Papers

IWC - IW378401 · $6,500
A watch for those who want a true chronograph tool with the elegance to double as a statement piece — robust for everyday use, refined for evenings. This timepiece combines heavy-duty engineering with fine watchmaking.

  • Case size: 45.5mm
  • Material: stainless steel
  • Band material: leather
Posted at
Apr 8, 2026, 6:49 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