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.
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 - Black Dial - IW328901 ( unworn / 2025 )
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

1980's IWC Ingenieur Ref. IW3506 with Box
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
IWC Ingenieur Aqua Green IW328903 LNIB
A pristine IWC Ingenieur with an Aqua Green dial, complete with warranty card and other original accessories.
- Condition: Like New in Box (LNIB)
- Year: 2024
- Warranty card: present

BNIB IWC IW328904 Ingenieur TITANIUM 40 NEW MODEL Grey Dial 2025
This is a brand new IWC Ingenieur model with a grey dial and titanium case. It comes in full box/papers and has the remaining manufacturer warranty.
- Condition: Brand new, unworn
- Material: Titanium
- Case size: 40mm diameter

IWC Ingenieur Automatic - 40mm - Aqua Dial - IW328903 ( excellent / 2025 )
A 40mm stainless steel IWC Ingenieur Automatic with an Aqua Dial and IWC 32111 Calibre Movement, coming with a complete set including boxes, papers, booklets, tools, hang tag, and IWC Warranty Card.
- Condition: Excellent
- Case size: 40mm
- Movement: IWC 32111 Calibre
IWC Ingenieur Double Chronograph Titanium IW376501
The IWC Ingenieur Double Chronograph Titanium IW376501 is a men's watch with a size of 46mm and features a mechanical automatic movement. It has a double chronograph function.
- Condition: 90%
- Case material: titanium
- Size: 46mm
IWC 3239 Ingenieur Automatic, 3239-06, 40MM
The IWC Ingenieur Automatic features a stainless steel case on a matching bracelet, powered by the Calibre 30110 movement with a 42-hour power reserve. The watch has a silver dial with rose gold hour markers and hands, and is water-resistant to 120 meters.
- Condition: Excellent
- Movement type: Automatic
- Case material: Stainless steel
- Bracelet material: Stainless steel

Platinum IWC Big Ingenieur Chronograph Fly-back, IW378403, Limited Ed. Complete
The watch is a rare, limited edition IWC Big Ingenieur Chronograph Fly-back with a Solid Platinum Case, Rhodium Textured Dial, and Black Sub-Dials. It features a 3784-03 chronograph complication, fly-back function, and 68 hours Power Reserve.
- Condition: Very good, some scuffs and small scratches from careful use
- Case material: Solid Platinum
- Diameter: 40mm
- Thickness: 15mm

IWC Ingenieur Automatic 40 Blue Dial IW328907 � 2024 Unworn
The IWC Ingenieur Automatic 40 Blue Dial is a newly released model with a blue dial, featuring an unworn condition and included accessories such as boxes, booklet, and warranty card.
- Condition: Unworn
- Year of release: 2024
- Diameter: 40mm