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Tudor
Hydronaut II 24040
Median resale value
$1,804
Based on 12 listings — treat as indicative
$779middle 50% of listings$2,613+
$1,426 q1
Based on 12 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.
12 active listings. Median asking price $1,804. The middle 50% ask between $1,426 and $2,005.
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 | 10/7/2026 | Good | Unknown | $779 | 57% below the median price | View on eBay |
 | eBay | 10/8/2026 | Good | Unknown | $1,031 | 43% below the median price | View on eBay |
 | eBay | 9/18/2026 | Good | Unknown | $1,154 | 36% below the median price | View on eBay |
 | eBay | 10/11/2026 | Good | Unknown | $1,517 | 16% below the median price | View on eBay |
 | eBay | 8/25/2026 | Good | Unknown | $1,581 | 12% below the median price | View on eBay |
 | eBay | 10/8/2026 | Good | Unknown | $1,759 | 2% below the median price | View on eBay |
 | eBay | 9/16/2026 | Good | Unknown | $1,848 | 2% above the median price | View on eBay |
 | eBay | 9/16/2026 | Good | Unknown | $1,944 | 8% above the median price | View on eBay |
 | eBay | 9/17/2026 | Good | Unknown | $1,989 | 10% above the median price | View on eBay |
 | eBay | 10/21/2026 | Good | Unknown | $2,052 | 14% above the median price | View on eBay |
 | eBay | 9/17/2026 | Good | Unknown | $2,091 | 16% above the median price | View on eBay |
 | eBay | 9/15/2026 | Good | Unknown | $2,677 | 48% above the median price | View on eBay |
 | eBaySold | 8/17/2026 | Good | Unknown | $1,313 | 27% below the median price | Sold10/8/2026 |
 | eBaySold | 9/4/2026 | Good | Unknown | $1,556 | 14% below the median price | Sold10/8/2026 |
 | eBaySold | 9/2/2026 | Good | Unknown | $1,785 | 1% below the median price | Sold10/17/2026 |
 | eBaySold | 9/2/2026 | Good | Unknown | $1,878 | 4% above the median price | Sold10/17/2026 |
We currently track 16 listings for the Tudor Hydronaut II 24040, with prices ranging from $779 – $2,677, from eBay.
The Tudor Hydronaut II 24040 is a remarkable timepiece designed specifically for kids, showcasing Tudor's commitment to quality and style. This model features a robust stainless steel case that is both durable and lightweight, ideal for active young wearers. The watch is equipped with a reliable automatic movement, ensuring precision and longevity. The Hydronaut II is characterized by its vibrant colorway, which combines a striking blue dial with luminous hour markers and hands, enhancing visibility in various lighting conditions. The unidirectional rotating bezel adds functionality, making it a perfect companion for underwater adventures or sports activities. Part of Tudor's esteemed Hydronaut collection, this watch embodies the brand's nautical heritage while appealing to younger audiences. The watch is designed to fit comfortably on smaller wrists, running true to size, and features an adjustable strap for a secure fit. With its combination of style, durability, and practicality, the Tudor Hydronaut II 24040 is an excellent choice for young watch enthusiasts looking to make a statement.
The Tudor Hydronaut II 24040 is a pre-owned Tudor watch available for purchase across multiple resale platforms. Shop 16 active listings with prices ranging from $779 – $2,677. Find this item on eBay. 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 | 11 | $779 – $2,677avg $1,670 |
| Status | Listings | Price range |
|---|---|---|
| UnknownListings where authentication status is not specified | 11 | $779 – $2,677avg $1,670 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 12 | $20.4K |
| Total | 12 | $20.4K |
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.
