IWC Ingenieur Ingenieur SL Automatic Stainless Steel / Yellow Gold / Champagne / Bracelet

Reference IW3505-09

IWC Ingenieur SL Automatic Stainless Steel / Yellow Gold / Champagne / Bracelet

About this watch

The IWC IW3505-09 Ingenieur SL Automatic is a luxury timepiece that marries elegance with performance, featuring a stunning blend of stainless steel and yellow gold. Its champagne dial exudes warmth, while stick and dot indexes provide a classic touch. The watch is powered by the IWC Caliber 375, a self-winding movement based on the ETA 2892, offering precision and reliability. With a water resistance of 120 meters, this watch can handle swimming, snorkeling, or simply being caught in the rain without breaking a sweat. Its elegant design allows it to transition effortlessly between formal and informal settings, making it suitable for daily use without sacrificing style.

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Key Features

Stainless Steel and Yellow Gold Case
Sapphire Glass for Scratch Resistance
120m Water Resistance
IWC Caliber 375 Self-Winding Movement
42-Hour Power Reserve
28,800 VPH Frequency
Analog Display with Stick Hands

Specifications

Brand

IWC

Family

Ingenieur

Model

Ingenieur SL Automatic Stainless Steel / Yellow Gold / Champagne / Bracelet

Reference

IW3505-09

Movement

375

Movement Features

Hours, Minutes, Seconds
Date

Case

34mm

Crystal

Sapphire

Water Resistance

120

Current Listings

IWC Ingenieur Automatic Ref. IW323906 — 40 mm - Full Set with Warranty

IWC - IW323906 · $5,750

A modern evolution of the IWC Ingenieur design, this watch features a stainless-steel case, silver dial, and automatic movement. It showcases Gérald Genta's geometric precision and offers a balance between technical robustness and understated elegance.

Condition: Excellent overall
Case Diameter: 40 mm
Thickness: 10 mm
Lug To Lug: 50 mm (including end links)

Posted at

Oct 30, 2025, 10:53 PM

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IWC Ingenieur GMT White Dial w/ Fresh IWC Service Ref IW324404

Posted at

Oct 27, 2025, 8:47 PM

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IWC Schaffhausen Ingenieur Automatic 35 black dial, under warranty until May 2033

Posted at

Oct 27, 2025, 1:30 PM

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IWC Ingenieur 3227 Full Set

IWC - 3227-01 · $3,900

A very solid and well-maintained IWC Ingenieur 3227-01 with a large case size of 42mm, featuring deep Genta ties and DNA.

Condition: 9+/10
Size: 42mm diameter

Posted at

Oct 24, 2025, 6:28 PM

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: IWC Ingenieur 40 Blue Dial IW328907

IWC - IW328907 · $8,850

IWC Ingenieur Automatic 40mm Blue Dial, reference # IW328907, featuring an IWC 32111 Calibre Movement. The watch is in excellent plus condition with a few minor marks throughout.

Condition: Excellent plus
Movement caliber: IWC 32111

Posted at

Oct 22, 2025, 7:55 PM

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IWC Ingenieur NEW BLUE Dial Automatic 40mm IW328907 2024

IWC - IW328907 · $7,400

This is a 2024 IWC Ingenieur Automatic watch with a stunning navy blue dial. It features an in-house automatic movement and has been worn fewer than a dozen times.

Condition: Excellent
Case diameter: 40mm
Thickness: 10.7mm
Water resistance: 100m

Posted at

Oct 22, 2025, 6:34 PM

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IWC Ingenieur GMT White Dial Just Returned From IWC Service Ref IW324404

IWC - IW324404 · $4,450

A modern iteration of the IWC Ingenieur GMT with a white and blue dial, featuring a date function, GMT hand, and an integrated stainless steel bracelet. The watch has just returned from full service at IWC.

Condition: Fantastic, with wear throughout but still looks great
Case size: 43mm
Bracelet length: up to 7.25 inches (with extra link)
Straps included: original stainless integrated bracelet,aftermarket black rubber strap

Posted at

Oct 20, 2025, 8:40 PM

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