IWC Ingenieur Ingenieur Midsize Silver

Reference IW4515-01

About this watch

The IWC IW4515-01 Ingenieur Midsize Silver is a stunning timepiece that offers a blend of elegance, functionality, and durability. With its automatic movement, water resistance, and versatile design, it's more than just a pretty face. It's a reliable companion for all occasions. The watch features a classic analog display, date function, and sleek stick format hands, adding to its timeless appeal. Crafted from high-grade stainless steel, the Ingenieur Midsize Silver exudes luxury and sophistication. Whether you're a seasoned collector or new to the luxury watch scene, this watch deserves a spot in your collection. Its automatic movement is based on the well-regarded ETA 2892-A2, but with enhancements tailored to IWC's rigorous standards. This robust movement ensures that the watch performs reliably while maintaining an impressive level of accuracy. With a power reserve of 42 hours, you can take it off for the weekend and still expect it to keep time when you put it back on. The Ingenieur Midsize Silver is perfect for those who appreciate the art of horology and value elegance without sacrificing performance.

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Key Features

Automatic movement with 21 jewels
42-hour power reserve
Water-resistant up to 120 meters
Elegant silver dial with stick and dot indexes
Sleek stainless steel case
High-grade sapphire crystal for scratch resistance
Date function at 3 o'clock position

Specifications

Brand

IWC

Family

Ingenieur

Model

Ingenieur Midsize Silver

Reference

IW4515-01

Movement

30110

Movement Features

Hours, Minutes, Seconds
Date

Case

Stainless Steel 34mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

120

Current Listings

IWC Ingenieur 3521 Fullset - $7500

IWC - 3521-01 · $7,500

This listing is for an IWC Ingenieur 3521 watch, which comes with its original box and papers. The watch features a 34mm diameter T dial and hands.

Condition: unpolished original T dial
Diameter: 34mm

Posted at

Jan 8, 2026, 5:37 AM

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

IWC - IW323902 · $5,475

This all-original IWC Ingénieur Ref. IW323902 is a modern classic offered in never polished stainless steel and features a black dial with strong legibility and technical aesthetic.

Condition: Excellent overall condition, light honest signs of wear
Movement Service History: professionally serviced in December 2025
Depth Rating: 30m water resistance
Bracelet Adjustment Pins: includes original adjustment pins

Posted at

Jan 5, 2026, 6:35 AM

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IWC Ingenieur Aqua Green IW328903

IWC - IW328903 · $8,850

This 40mm Ingenieur features an Aqua Green dial and is in excellent condition, with a flawless crown and glass.

Condition: 9/10, minor hairlines on middle links
Warranty expiration date: September 3, 2032
Accessories included: original box, papers, warranty card

Posted at

Jan 3, 2026, 3:25 PM

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IWC Ingenieur blue dial

IWC - Ingenieur · $9,500

A well-maintained IWC Ingenieur with blue dial is available for sale. The watch features a 40mm diameter and comes with box, papers, micro adjust clasp, original butterfly clasp, and extra links.

Condition: Excellent, minor scratches on micro adjust clasp and links
Case Diameter: 40mm
Water Resistance Depth: 100m
Power Reserve Duration: 120 hours

Posted at

Jan 2, 2026, 11:40 AM

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View listing on r/WatchExchange

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

IWC - IW323902 · $10,850

This IWC Ingenieur Automatic 40 is a modern classic in excellent condition. The black dial offers strong legibility and a balanced aesthetic. The watch comes complete with original boxes and papers.

Condition: Excellent overall condition, with light honest signs of wear
Case diameter: 40mm
Water resistance: 3 ATM (30 meters)
Bracelet: stainless steel with all links

Posted at

Dec 27, 2025, 4:39 AM

Active

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IWC Ingenieur Aqua Green IW328903

IWC - IW328903 · $8,950

The watch features a beautiful Aqua Green dial and is in excellent condition, with only minor hairlines on the middle links.

Condition: 9/10, minor hairlines on middle links
Case material: polished steel
Warranty status: active until September 3, 2032

Posted at

Dec 25, 2025, 11:13 AM

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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

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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

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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

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