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Tudor
Black Bay One 31
Median resale value
$6,963Down 3.2% over 90 days
Based on 8 listings — treat as indicative
$5,450middle 50% of listings$10,750
$6,563 q1$8,463 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 $6,963. The middle 50% ask between $6,563 and $8,463.
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 | ||
|---|---|---|---|---|---|---|---|
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $5,450 | 22% below the median price | View on WatchBox |
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $5,700 | 18% below the median price | View on WatchBox |
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $6,850 | 2% below the median price | View on WatchBox |
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $6,850 | 2% below the median price | View on WatchBox |
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $7,075 | 2% above the median price | View on WatchBox |
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $7,700 | 11% above the median price | View on WatchBox |
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $10,750 | 54% above the median price | View on WatchBox |
 | WatchBox | 4/28/2026 | Good | AuthenticatedWatchBox Certified Pre-Owned | $10,750 | 54% above the median price | View on WatchBox |
We currently track 8 listings for the Tudor Black Bay One 31, with prices ranging from $5,450 – $10,750, from WatchBox.
The TUDOR Black Bay One 31 is a striking timepiece that embodies the brand's rich heritage and commitment to craftsmanship. Drawing inspiration from TUDOR's iconic dive watches, this model features a robust 31mm stainless steel case, offering both durability and elegance. The black dial is adorned with luminous hour markers and hands, ensuring legibility in various lighting conditions, while the unidirectional rotatable bezel enhances its functionality for underwater adventures. Crafted with precision, the Black Bay One 31 is powered by TUDOR's self-winding mechanical movement, which guarantees reliability and accuracy. The watch is complemented by a comfortable stainless steel bracelet that seamlessly integrates with the case, providing a secure fit for daily wear. As part of TUDOR's esteemed Black Bay collection, this model showcases the brand's dedication to merging vintage aesthetics with modern technology. The Black Bay One 31 is designed to cater to both men and women, running true to size and offering a versatile style that transitions effortlessly from casual to formal settings. With its combination of timeless design and advanced engineering, this watch stands as a testament to TUDOR's legacy in luxury horology.
The Tudor Black Bay One 31 is a pre-owned Tudor watch available for purchase across multiple resale platforms. Shop 8 active listings with prices ranging from $5,450 – $10,750. Find this item on WatchBox. Listings are available in Good condition, so you can choose the quality and price point that suits you. 8 listings are 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 | 8 | $5,450 – $10,750avg $7,641 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 8 | $5,450 – $10,750avg $7,641 |
| Marketplace | Listings | Total value |
|---|---|---|
| WatchBox | 8 | $61.1K |
| Total | 8 | $61.1K |
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.
