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Tudor
Iconaut 20400
Median resale value
$2,540
$2,026middle 50% of listings$3,951+
$2,380 q1$3,253 q3
Every active listing we track, bucketed by asking price. The band you buy in tells you more than the average does.
17 active listings. Median asking price $2,540. The middle 50% ask between $2,380 and $3,253.
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 | 7/29/2026 | Good | Unknown | $2,026 | 20% below the median price | View on eBay |
 | eBay | 3/27/2026 | Good | Unknown | $2,130 | 16% below the median price | View on eBay |
 | eBay | 3/27/2026 | Good | Unknown | $2,172 | 14% below the median price | View on eBay |
 | eBay | 5/24/2026 | Good | Unknown | $2,287 | 10% below the median price | View on eBay |
 | eBay | 8/4/2026 | Good | Unknown | $2,380 | 6% below the median price | View on eBay |
 | eBay | 10/18/2026 | Good | Unknown | $2,522 | 1% below the median price | View on eBay |
 | eBay | 8/4/2026 | Good | Unknown | $2,530 | At the median price | View on eBay |
 | eBay | 8/5/2026 | Good | Unknown | $2,538 | At the median price | View on eBay |
 | eBay | 5/24/2026 | Good | Unknown | $2,540 | At the median price | View on eBay |
 | eBay | 8/4/2026 | Good | Unknown | $2,580 | 2% above the median price | View on eBay |
 | eBay | 5/24/2026 | Good | Unknown | $2,587 | 2% above the median price | View on eBay |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $2,600 | 2% above the median price | View on Crown & Caliber |
 | eBay | 10/13/2026 | Good | Unknown | $3,253 | 28% above the median price | View on eBay |
 | eBay | 8/6/2026 | Good | Unknown | $3,330 | 31% above the median price | View on eBay |
 | eBay | 8/27/2026 | Good | Unknown | $3,409 | 34% above the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $3,412 | 34% above the median price | View on eBay |
 | eBay | 9/17/2026 | Good | Unknown | $4,054 | 60% above the median price | View on eBay |
 | eBaySold | 3/27/2026 | Good | Unknown | $2,128 | 16% below the median price | Sold8/28/2026 |
 | eBaySold | 6/14/2026 | Good | Unknown | $2,720 | 7% above the median price | Sold8/9/2026 |
 | eBaySold | 7/5/2026 | Good | Unknown | $3,090 | 22% above the median price | Sold8/16/2026 |
 | eBaySold | 6/19/2026 | Fair | Unknown | $3,099 | 22% above the median price | Sold7/27/2026 |
 | eBaySold | 7/5/2026 | Good | Unknown | $3,150 | 24% above the median price | Sold8/16/2026 |
We currently track 22 listings for the Tudor Iconaut 20400, with prices ranging from $2,026 – $4,054 across platforms including eBay and Crown & Caliber.
The Tudor Iconaut 20400 exemplifies the brand's commitment to precision and style, merging robust functionality with elegant design. This timepiece features a striking stainless steel case, measuring 42mm in diameter, that balances durability with a refined aesthetic. The Iconaut is distinguished by its bold, sporty dial, complete with luminous hour markers and hands, ensuring readability in various lighting conditions. Crafted for adventure, the watch is equipped with a chronograph function, allowing users to measure elapsed time with precision. The tachymetric scale on the bezel enhances its functionality for sports enthusiasts. The Iconaut's water resistance up to 500 meters further solidifies its reputation as a reliable companion for diving and other aquatic activities. Housed in the Tudor lineup, the Iconaut represents a blend of Swiss craftsmanship and innovative design, appealing to both watch aficionados and casual wearers. Known for its comfort, the watch features an adjustable stainless steel bracelet, ensuring a secure fit on the wrist. The Tudor Iconaut 20400 is a statement piece that embodies the spirit of adventure while maintaining an air of sophistication.
The Tudor Iconaut 20400 is a pre-owned Tudor watch available for purchase across multiple resale platforms. Shop 22 active listings with prices ranging from $2,026 – $4,054. Find this item on eBay and Crown & Caliber. Listings are available in Good condition, so you can choose the quality and price point that suits you. 1 listing is professionally authenticated, giving you added peace of mind when buying pre-owned.
Current market prices by condition and authenticity, based on active listings.
| Condition | Listings | Price range |
|---|---|---|
| Good | 17 | $2,026 – $4,054avg $2,726 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 1 | $2,600avg $2,600 |
| UnknownListings where authentication status is not specified | 16 | $2,026 – $4,054avg $2,734 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 16 | $43.7K |
| Crown & Caliber (Hodinkee) | 1 | $2.6K |
| Total | 17 | $46.3K |
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.
