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Tudor
Hydronaut 20020
Median resale value
$2,223
Based on 5 listings — treat as indicative
$1,443middle 50% of listings$3,447+
$1,740 q1$2,300 q3
Based on 5 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.
5 active listings. Median asking price $2,223. The middle 50% ask between $1,740 and $2,300.
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 | $1,443 | 35% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $1,740 | 22% below the median price | View on eBay |
 | eBay | 10/21/2026 | Good | Unknown | $2,223 | At the median price | View on eBay |
 | eBay | 6/30/2026 | Good | Unknown | $2,300 | 3% above the median price | View on eBay |
 | eBay | 10/20/2026 | Good | Unknown | $3,495 | 57% above the median price | View on eBay |
 | eBaySold | 8/21/2026 | Good | Unknown | $1,286 | 42% below the median price | Sold9/25/2026 |
 | eBaySold | 8/22/2026 | Good | Unknown | $1,838 | 17% below the median price | Sold9/25/2026 |
We currently track 7 listings for the Tudor Hydronaut 20020, with prices ranging from $1,443 – $3,495, from eBay.
The Tudor Hydronaut 20020 is a distinguished timepiece that exemplifies the brand's commitment to precision and style. Part of Tudor's Sports Collection, the Hydronaut series is designed for adventurers and watch enthusiasts alike, combining robust functionality with elegant aesthetics. This model features a stainless steel case with a unidirectional rotating bezel, ideal for underwater exploration and daily wear. The striking blue dial is complemented by luminous hour markers and hands, ensuring visibility in low-light conditions. The date function at three o'clock enhances its practicality, making it a versatile choice for both casual and formal occasions. Crafted with a Swiss automatic movement, the Tudor Hydronaut 20020 guarantees reliability and accuracy. Its durable construction is designed to withstand the rigors of an active lifestyle, while the comfortable stainless steel bracelet ensures a secure fit on the wrist. As a representation of Tudor's heritage, this watch reflects the brand's dedication to craftsmanship and innovation, appealing to collectors and those seeking a reliable companion for their adventures.
The Tudor Hydronaut 20020 is a pre-owned Tudor watch available for purchase across multiple resale platforms. Shop 7 active listings with prices ranging from $1,443 – $3,495. 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 | 5 | $1,443 – $3,495avg $2,240 |
| Status | Listings | Price range |
|---|---|---|
| UnknownListings where authentication status is not specified | 5 | $1,443 – $3,495avg $2,240 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 5 | $11.2K |
| Total | 5 | $11.2K |
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.
