IWC Ingenieur Ingenieur Constant-Force Tourbillon Platinum / Ceramic

Reference IW5900-01

About this watch

The IWC Ingenieur Constant-Force Tourbillon Platinum / Ceramic (Model: IW5900-01) is a masterclass in luxury watchmaking, boasting an exquisite blend of technical sophistication and stunning aesthetics. This hand-wound marvel showcases the brand's commitment to precision and innovation, with its patented constant force mechanism ensuring accuracy for years to come. The combination of platinum and ceramic materials creates a luxurious feel on the wrist, while the sapphire glass dial provides clarity and durability. With a 96-hour power reserve and water resistance of 120 meters, this watch is built for adventure and precision. Whether you're a collector or connoisseur seeking technical mastery with stunning aesthetics, the IWC Ingenieur Constant-Force Tourbillon IW5900-01 is an investment that justifies its price point. This timepiece is not just a tool for telling time but a testament to the craftsmanship and innovation that IWC is famous for.

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Key Features

Hand-wound movement with patented constant force mechanism
Platinum and ceramic materials for luxurious feel and durability
Sapphire glass dial for clarity and protection
96-hour power reserve for extended wear without winding
Water resistance of 120 meters for adventure and precision
Double moonphase display and day/night indication for intricate complications
Tourbillon displaying one-second jumps for mesmerizing sight

Specifications

Brand

IWC

Family

Ingenieur

Model

Ingenieur Constant-Force Tourbillon Platinum / Ceramic

Reference

IW5900-01

Movement

94800

Movement Features

Minutes, Hours, Small Seconds
Moonphase
Constant Force Mechanism, Tourbillon Escapement, Power Reserve Indicator

Case

46mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

120

Current Listings

IWC Ingenieur Automatic 42 – Full Ceramic – IW338903 – Complete Set

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The IWC Ingenieur Automatic 42 Ceramic features a full black ceramic case and integrated bracelet, offering exceptional scratch resistance while keeping the watch lightweight and comfortable on the wrist. The textured grid dial, bold indices, and signature bezel design give it a strong, technical presence that stands apart from typical steel sports models. This modern take on the Ingenieur line blends Gérald Genta-inspired design with ceramic materials.

Condition: Mint all around condition
Case material: full black ceramic
Bracelet type: integrated ceramic
Movement: IWC 82110 automatic in-house movement

Posted at

May 2, 2026, 2:36 PM

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A pre-owned IWC Ingenieur Automatic 40mm Black Dial watch in excellent condition, complete with all original boxes, papers, and accessories.

Condition: Excellent
Case size: 40mm

Posted at

May 1, 2026, 2:03 PM

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IWC Ingenieur Automatic 40 IW328904 Titanium Complete

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Condition: Mint condition
Movement: Caliber 32111 automatic
Power reserve: 120 hours
Case material: Titanium

Posted at

May 1, 2026, 12:02 PM

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IWC Ingenieur Chronograph Limited Rudolph Caracciola Racing Edition Ref IW380702

IWC - IW380702 · $3,450

A limited edition IWC Ingenieur Chronograph, released in honor of Rudolf Caracciola, featuring a gray sunburst dial and in-house chronograph caliber 69370 movement.

Condition: Super clean, light wear
Movement: In house automatic chronograph caliber 69370
Case Size: 42MM stainless case, unpolished
Diameter: 40mm diameter

Posted at

Apr 27, 2026, 9:26 PM

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

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Case size: 45.5mm diameter
Power reserve: 68h
Movement type: in-house Calibre 89360

Posted at

Apr 25, 2026, 3:14 PM

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

IWC - IW328904 · $14,450

Up for sale is an unworn IWC Ingenieur Automatic 40mm Grey Dial Titanium watch, complete with all boxes, papers, and tools.

Condition: Unworn
Case size: 40mm diameter
Movement: IWC 32111 Calibre

Posted at

Apr 24, 2026, 1:54 PM

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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

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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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