IWC Ingenieur Ingenieur Perpetual Calendar Digital Date-Month Red Gold / Silver

Reference IW3817-01

IWC Ingenieur Perpetual Calendar Digital Date-Month Red Gold / Silver

About this watch

The IWC IW3817-01 Ingenieur Perpetual Calendar is a masterpiece that embodies functionality and luxury. With its stunning red gold case and silver dial, this timepiece stands out among IWC's esteemed collection. The watch features an automatic mechanical chronograph movement with a perpetual calendar mechanism, allowing you to keep track of date and month in a clear digital format. The open case back provides a glimpse into the intricate workings of the IWC caliber 89800 movement. With its impressive water resistance of up to 120 meters and ergonomic design, this watch is suitable for various occasions. Whether you're at the office or on a yacht, the IW3817-01 fits right in! The watch's limited edition status, with only 100 pieces available, adds to its allure, making it not just a watch but a collector's item. With its advanced features and high-quality materials, this timepiece is an investment piece that reflects the value of IWC's craftsmanship.

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Key Features

Automatic mechanical chronograph movement
Perpetual calendar mechanism
Red gold case with silver dial
Open case back for view of IWC caliber 89800 movement
Impressive water resistance up to 120 meters
Ergonomic design suitable for various occasions
Limited edition status with only 100 pieces available

Specifications

Brand

IWC

Family

Ingenieur

Model

Ingenieur Perpetual Calendar Digital Date-Month Red Gold / Silver

Reference

IW3817-01

Movement

89800

Movement Features

Hours, Minutes, Small Seconds
Big Date, Leap Year, Month, Perpetual Calendar, Date
Chronograph, Flyback

Case

Red Gold 45mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

120

Current Listings

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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

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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

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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

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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

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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

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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

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

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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

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IWC Ingenieur IW357001 Under Warranty till 2031 $2,600

IWC - IW357001 · $2,600

The IWC Ingenieur IW3570 combines a classic design with modern functionality, featuring a date complication and balanced proportions.

Condition: Pre-owned
Case Size: 40mm diameter
Case Thickness: 10.3mm
Lug Width: 20mm

Posted at

Apr 7, 2026, 11:36 AM

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

IWC - IW328904 · $13,250

The IWC Ingenieur Automatic 40 (Ref. IW328904) in titanium with grey grid dial is a modern reinterpretation of the iconic Gerald Genta-inspired integrated sports watch, featuring a lightweight and versatile design with a titanium case and bracelet.

Condition: Near-Mint
Case material: Titanium
Case dimensions: 40mm diameter | 10.8mm thickness
Dial color: Grey

Posted at

Apr 6, 2026, 10:26 PM

Active

View listing on r/WatchExchange