IWC Ingenieur Ingenieur Chronograph AMG Bracelet

Reference IW3725-03

About this watch

The IWC IW3725-03 Ingenieur Chronograph AMG Bracelet is a masterpiece of luxury watchmaking, combining exceptional engineering with timeless design. Crafted from lightweight black titanium, this 42.50 mm diameter timepiece exudes sophistication and elegance. The round shape features a classic appeal, while the chronograph sub-dials add a sporty flair, making it perfect for individuals who value precision and functionality. The IWC Caliber 79350 automatic movement is a remarkable piece of engineering, derived from the well-respected ETA 7750, guaranteeing accuracy and reliability with its power reserve of 44 hours and frequency of 28,800 vibrations per hour. With a water resistance of 120 meters, this watch is suitable for swimming and snorkeling, making it versatile for various activities. The titanium bracelet feels soft against the skin, and the adjustable clasp allows for a personalized fit, ensuring comfort even during long wear. This watch seamlessly transitions from formal to casual settings, making it an excellent addition to any watch collection.

Buy Now on Jomashop

This is an affiliate link

MSRP: $6,500

Market Price: $4,207

Key Features

IWC Caliber 79350 automatic movement
42.50 mm diameter black titanium case
120 meters water resistance
Chronograph sub-dials with intuitive pushers
Sapphire glass with anti-reflective coating
Adjustable titanium bracelet with folding clasp

Specifications

Brand

IWC

Family

Ingenieur

Model

Ingenieur Chronograph AMG Bracelet

Reference

IW3725-03

Movement

79350

Movement Features

Hours, Minutes
Chronograph

Case

42.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

120

Current Listings

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

IWC - IW328904 · $14,450

This IWC Ingenieur Automatic 40mm Titanium watch features a grey dial and comes complete with all boxes, papers, booklets, tools, and an IWC Warranty Card. It is in unworn condition.

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

Posted at

May 6, 2026, 1:17 PM

Active

View listing on r/WatchExchange

2024 IWC Ingenieur Titanium IW328904 - Full Set with Extended Warranty

IWC - IW328904 · $13,299

Condition: Pristine pre-owned condition
Case Size: 40mm diameter
Case Thickness: 10.8mm
Water Resistance: 100m / 330ft depth rating

Posted at

May 6, 2026, 9:24 AM

Active

View listing on r/WatchExchange

IWC Ingenieur Chronograph Limited Edition Rudolph Caracciola Racing Ref IW380702

IWC - IW380702 · $3,350

A limited edition IWC Ingenieur Chronograph in honor of Rudolf Caracciola, featuring a gray sunburst dial and stainless case. It's powered by the in-house chronograph caliber 69370 movement.

Condition: Super clean condition, with light wear as expected
Case size: 42MM
Movement type: In-house automatic chronograph

Posted at

May 5, 2026, 9:38 PM

Active

View listing on r/WatchExchange

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

IWC - IW338903 · $17,500

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

Active

View listing on r/WatchExchange

IWC Ingenieur Automatic 40mm Black IW328901 ( excellent / 2025 / box and papers )

IWC - IW328901 · $9,950

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

Active

View listing on r/WatchExchange

IWC Ingenieur Automatic 40 IW328904 Titanium Complete

IWC - IW328904 · $14,250

The IWC Ingenieur Automatic 40 is a masterclass in engineering-driven design, blending heritage and innovation into one of the most compelling modern luxury sports watches. Crafted from titanium, the 40mm case and integrated bracelet deliver exceptional comfort while maintaining a bold presence on the wrist.

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

Posted at

May 1, 2026, 12:02 PM

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange