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.

Buy Now on Jomashop

This is an affiliate link

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

BNIB Jul-2025 IWC Ingenieur 40 Blue - from AD w. All Boxes/Papers/8yr IWC Warranty

IWC - Ingenieur 40 Blue · $10,750

The IWC Ingenieur 40 blue is a re-introduction of one of Genta's big three integrated bracelet steel sports watch designs. It features a stunning steel blue dial in a checkerboard pattern and a fully tool-less design bracelet.

Condition: New, unworn (BNIB)
Year Bought: 2025
Size: 40mm diameter
Material: Steel

Posted at

Mar 16, 2026, 12:55 PM

Active

View listing on r/WatchExchange

IWC Ingenieur Aqua Dial IW328903🔥Preowned 2024, $9500+✈️🔥

IWC - IW328903 · $9,500

The seller is listing an IWC Ingenieur Aqua Dial from 2024. The watch has been worn carefully and still has aftermarket protection stickers, along with its original box and card.

Condition: Preowned
Shipping cost (us): 85
Tariffs included: yes

Posted at

Mar 15, 2026, 11:37 PM

Active

View listing on r/WatchExchange

IWC Ingenieur Black Dial IW323902 🔥Preowned Complete, 5k+✈️🔥

IWC - IW323902 · $5,000

This IWC Ingenieur features a black dial and comes complete with its box and card.

Condition: Preowned
Shipping-costs-us-states: $85
Payment-methods: Wire, Credit Card
Authentication-assurance: Authenticity & Trust is of utmost importance to us.

Posted at

Mar 14, 2026, 12:30 AM

Active

View listing on r/WatchExchange

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.

Case diameter: 45.5mm
Movement: in-house Calibre 89360

Posted at

Mar 11, 2026, 8:53 PM

Active

View listing on r/WatchExchange

IWC Ingenieur Automatic IW357001 $2,599

IWC - IW357001 · $2,599

The IWC Ingenieur IW3570 is a well-crafted, comfortable, and aesthetically pleasing watch that combines a classic design with modern functionality. The watch has balanced proportions, comfortable wearability, and quality finishing make it a strong contender in its category.

Condition: pre-owned with minor scratches on bezel
Case Size: 40mm diameter
Movement: IWC Caliber 35111 (Sellita SW300-1a based)
Power Reserve: 42 hours

Posted at

Mar 11, 2026, 1:36 PM

Active

View listing on r/WatchExchange

IWC Ingenieur Teal ($10,500)

IWC - IW328903 · $10,500

This IWC Ingenieur Teal features a teal dial in a 40mm case. It's dated March 2024 and comes with additional items.

Condition: very good
Diameter: 40mm

Posted at

Mar 9, 2026, 2:50 PM

Active

View listing on r/WatchExchange

BNIB 2025 IWC Ingenieur 40 - Blue Dial w. All Boxes/Papers/8yr IWC OEM Warranty

Posted at

Mar 4, 2026, 3:19 PM

Active

View listing on r/WatchExchange

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

View listing on RolexForums