IWC Ingenieur Ingenieur 666A Stainless Steel / Ivory
Reference 666A
About this watch
The IWC Ingenieur 666A is a masterpiece of horology that embodies the perfect blend of functionality and style. This robust watch boasts a stainless steel case with a polished finish, striking a balance between presence and wearability. The silver dial features stick hands for clear readability against the silver backdrop. A perpetual calendar module designed by Kurt Klaus ensures accurate date display without manual adjustments. With a water resistance of 120 meters, this watch is suitable for diving enthusiasts and those who enjoy water sports. Its automatic movement maintains precision with minimal deviation, making it an investment in craftsmanship and style.
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Key Features
- IWC caliber 79261 movement
- Perpetual calendar feature by Kurt Klaus
- Stainless steel case with polished finish
- Silver dial with stick hands
- Water resistance up to 120 meters
- Automatic movement with 44-hour power reserve
Specifications
- Brand
- IWC
- Family
- Ingenieur
- Model
- Ingenieur 666A Stainless Steel / Ivory
- Reference
- 666A
- Movement
- iwc-852
- Movement Features
-
- Hours, Minutes, Seconds
- Case
- Stainless Steel 36.5mm
- Dial Color
- Ivory
- Crystal
- Plexi
- Water Resistance
- 100
Current Listings
![[WTS] IWC Ingenieur Automatic 40 IW328904 | Titanium | Grey Grid Dial | Near-Mint Full Set | $12,500 Shipped](https://preview.redd.it/7wxx5hx4mmvg1.jpg?width=640&crop=smart&auto=webp&s=0313c0908d408cd9dba2bb238b2ea9354e9b40a3)
IWC Ingenieur Automatic 40 IW328904 | Titanium | Grey Grid Dial | Near-Mint Full Set | $12,500 Shipped
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
![[WTS] IWC Ingenieur Automatic 40 IW328904 | Titanium | Near-Mint | Full Set](https://preview.redd.it/lrstm6ccj9vg1.jpg?width=640&crop=smart&auto=webp&s=dede174eed67bae4785f332b8a107167d93928f5)
IWC Ingenieur Automatic 40 IW328904 | Titanium | Near-Mint | Full Set
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
![[WTS] IWC Ingenieur Automatic 40mm Titanium IW328904 ( unworn / 2025 / box and papers )](https://preview.redd.it/wkdbd8l5x6vg1.jpg?width=640&crop=smart&auto=webp&s=f54bf7275404218f95dca91f63f4e7527b265647)
IWC Ingenieur Automatic 40mm Titanium IW328904 ( unworn / 2025 / box and papers )
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
![[WTS] IWC Ingenieur Automatic 40mm Aqua IW328903 ( unworn / 2025 / box and papers )](https://preview.redd.it/mpacg1k2w6vg1.jpg?width=640&crop=smart&auto=webp&s=f0703b7979b2c71cde81dc13d2701835f5512c62)
IWC Ingenieur Automatic 40mm Aqua IW328903 ( unworn / 2025 / box and papers )
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
![[WTS] IWC Ingenieur 40 Aqua Dial, Pristine Condition, w/ service papers from IWC and Box](https://preview.redd.it/06eaazg8ydug1.jpg?width=640&crop=smart&auto=webp&s=7e926483fb0a32cf6e4bd91a07bf0cd8ddb660c3)
IWC Ingenieur 40 Aqua Dial, Pristine Condition, w/ service papers from IWC and Box
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:
![[WTS] IWC Big Ingenieur Flyback Chronograph – Guilloché Dial – Box & Papers](https://preview.redd.it/49mzpaopp1ug1.jpeg?auto=webp&s=a1374e61ecd1e7f7a358d14598bc69015e42e98e)
IWC Big Ingenieur Flyback Chronograph – Guilloché Dial – Box & Papers
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
![[WTS] IWC Ingenieur IW357001 Under Warranty till 2031 $2,600](https://preview.redd.it/jp03fytifstg1.jpeg?auto=webp&s=6148e42112e736cee694a17685cf0729edb714c4)
IWC Ingenieur IW357001 Under Warranty till 2031 $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
![[WTS] IWC Ingenieur Automatic 40 IW328904 | Titanium | Near-Mint | Full Set](https://preview.redd.it/f2x73v4qiotg1.jpg?width=640&crop=smart&auto=webp&s=814c50929cd5d59cc330a9f86ee8962a1806fcc0)
IWC Ingenieur Automatic 40 IW328904 | Titanium | Near-Mint | Full Set
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
![[WTS] 2024 IWC Ingenieur Automatic 40 Ref. IW328903 Aqua Full Kit](https://preview.redd.it/h8kmhll6cotg1.jpeg?auto=webp&s=f1d15bd3c859a85321d033a8fc8f1496791ac44e)
2024 IWC Ingenieur Automatic 40 Ref. IW328903 Aqua Full Kit
A 2024 IWC Ingenieur Automatic 40 Ref. IW328903 Aqua Full Kit is being sold with a clean crystal, pristine dial, and automatic movement running well.
- Condition: Great condition overall, light signs of wear on stainless steel case and integrated bracelet
- Case size: 40mm diameter
- Movement type: Automatic