IWC Ingenieur Ingenieur Perpetual Calendar Digital Date-Month Red Gold / Silver
Reference IW3817-01
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
![[WTS] IWC Big Ingenieur Chronograph - Guilloché Dial - Box & Papers](https://preview.redd.it/2k09ooft8pjg1.jpeg?auto=webp&s=c0c392ddf3ad6e3d8f1287de0245384e84c011a8)
IWC Big Ingenieur Chronograph - Guilloché Dial - Box & Papers
This timepiece combines heavy-duty engineering with fine watchmaking. 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.
- Case size: 45.5mm
- Movement: Calibre 89360
- Power reserve: 68 hours
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IWC Ingenieur Ref. 323904 – 40mm White Dial w/ Integrated Bracelet – Full Kit
IWC Ingenieur Ref. 323904 is a 40mm integrated bracelet sports watch that carries the DNA of the legendary Gérald Genta-designed IWC Ingenieur SL of the 1970s.
- Condition: Pre-owned with scratches and small dings consistent with a decade of wear
- Case diameter: 40mm
- Thickness: 10mm
- Water resistance: 120m
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IWC Ingenieur Automatic IW357001 $2,650
The IWC Ingenieur IW3570 is a well-crafted watch that combines classic design with modern functionality. It has balanced proportions, comfortable wearability, and quality finishing. The watch draws heavily from the original 1950s Ingenieur ref. 666.
- Condition: Pre-owned with some scratches on the polished bezel but no dings or dents
- Movement: IWC Caliber 35111 (Sellita SW300-1a based, built to IWC specs)
- Power reserve: 42 hours
- Case size: 40mm diameter
![[WTS] BNIB IWC Ingenieur 40 Blue Dial - Bought from AD 2025, All Boxes/Papers/8yr IWC Warranty](https://preview.redd.it/ox1z1xfyzjig1.jpg?width=640&crop=smart&auto=webp&s=71495b5d9cd0c343447134099bf96731052cc5c8)
BNIB IWC Ingenieur 40 Blue Dial - Bought from AD 2025, All Boxes/Papers/8yr IWC Warranty
This IWC Ingenieur 40 features a stunning steel blue dial in a checkerboard pattern and has a fully tool-less design for re-sizing the bracelet. It's beautifully finished, comparable to Jaeger-LeCoultre.
- Condition: Brand new in box
- Purchase year: 2025
- Origin: Authorized Dealer
IWC Ingenieur Automatic - IW323902 - Black - Stainless Steel - 39mm - Mint
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
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