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IWC
Big Ingenieur
Median resale value
$5,470
Based on 8 listings — treat as indicative
$3,298middle 50% of listings$6,501+
$4,346 q1$6,296 q3
Based on 8 listings — treat as indicative
Every active listing we track, bucketed by asking price. The band you buy in tells you more than the average does.
8 active listings. Median asking price $5,470. The middle 50% ask between $4,346 and $6,296.
Counts here cover listings with a known price, so they can be lower than the active total above.
| Listing | Posted | Condition | Authenticity | Price ↑ | vs median | ||
|---|---|---|---|---|---|---|---|
 | eBay | 9/22/2026 | Good | Unknown | $3,298 | 40% below the median price | View on eBay |
 | eBay | 7/25/2026 | Good | Unknown | $3,600 | 34% below the median price | View on eBay |
 | eBay | 9/25/2026 | Good | Unknown | $4,595 | 16% below the median price | View on eBay |
 | eBay | 9/24/2026 | Good | Unknown | $4,750 | 13% below the median price | View on eBay |
 | eBay | 8/4/2026 | Good | Unknown | $6,190 | 13% above the median price | View on eBay |
 | eBay | 8/4/2026 | Good | Unknown | $6,270 | 15% above the median price | View on eBay |
 | Watchfinder | 9/15/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $6,375 | 17% above the median price | View on Watchfinder |
 | eBay | 7/25/2026 | Good | Unknown | $6,510 | 19% above the median price | View on eBay |
 | eBaySold | 7/19/2026 | Good | Unknown | $3,950 | 28% below the median price | Sold9/23/2026 |
 | eBaySold | 3/27/2026 | Good | Unknown | $4,900 | 10% below the median price | Sold10/8/2026 |
 | eBaySold | 7/24/2026 | Good | Unknown | $5,102 | 7% below the median price | Sold9/20/2026 |
 | eBaySold | 7/10/2026 | Good | Unknown | $6,090 | 11% above the median price | Sold8/16/2026 |
 | eBaySold | 5/10/2026 | Good | Unknown | $6,550 | 20% above the median price | Sold7/30/2026 |
We currently track 13 listings for the IWC Big Ingenieur, with prices ranging from $3,600 – $6,510 across platforms including eBay and Watchfinder.
The IWC Big Ingenieur IW500505 exemplifies the brand's dedication to precision engineering and luxury watchmaking. This timepiece features a robust stainless steel case, measuring 46mm in diameter, showcasing IWC's signature blend of technical prowess and elegant design. The striking black dial is accentuated by luminous hands and markers, ensuring optimal readability in various lighting conditions. Crafted with a scratch-resistant sapphire crystal and a water resistance of up to 120 meters, the Big Ingenieur is built for durability, making it suitable for both everyday wear and adventurous pursuits. The watch is powered by IWC's in-house automatic movement, offering reliability and accuracy, hallmarks of the Ingenieur collection. With its bold aesthetics and sophisticated mechanics, the IW500505 stands as a testament to IWC's heritage in creating high-performance watches. It seamlessly combines sportiness with elegance, making it a versatile addition to any luxury watch collection. The Big Ingenieur runs true to size, ensuring a comfortable fit on the wrist, and is an ideal choice for those who appreciate both style and functionality in their timepieces.
The IWC Big Ingenieur is a pre-owned IWC watch available for purchase across multiple resale platforms. Shop 13 active listings with prices ranging from $3,600 – $6,510. Find this item on eBay and Watchfinder. Listings are available in Good condition, so you can choose the quality and price point that suits you.
Current market prices by condition and authenticity, based on active listings.
| Condition | Listings | Price range |
|---|---|---|
| Good | 4 | $3,600 – $6,510avg $5,643 |
| Status | Listings | Price range |
|---|---|---|
| UnknownListings where authentication status is not specified | 4 | $3,600 – $6,510avg $5,643 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 7 | $35.2K |
| Watchfinder & Co. | 1 | $6.4K |
| Total | 8 | $41.6K |
Listing counts in the condition and platform tables are filtered subsets (listings with a known condition or price). The “active listings” figure at the top of the page reflects all tracked active listings and may be higher.
