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Tudor
Black Bay 36 M79640-0004
Median resale value
$4,183
Based on 6 listings — treat as indicative
$2,424middle 50% of listings$4,747+
Based on 6 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.
6 active listings. Median asking price $4,183. The middle 50% ask between $3,806 and $4,432.
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 | 10/19/2026 | Good | Unknown | $2,424 | 42% below the median price | View on eBay |
 | eBay | 8/21/2026 | Good | Unknown | $3,695 | 12% below the median price | View on eBay |
 | eBay | 8/21/2026 | Good | Unknown | $4,138 | 1% below the median price | View on eBay |
 | eBay | 8/20/2026 | Good | Unknown | $4,227 | 1% above the median price | View on eBay |
 | Watchfinder | 7/9/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $4,500 | 8% above the median price | View on Watchfinder |
 | eBay | 8/13/2026 | Good | Unknown | $4,760 | 14% above the median price | View on eBay |
We currently track 6 listings for the Tudor Black Bay 36 M79640-0004, with prices ranging from $3,695 – $4,760 across platforms including eBay and Watchfinder.
The Tudor Black Bay 36 M79640-0004 is a refined timepiece that exemplifies Tudor's commitment to craftsmanship and heritage. This model features a sleek 36mm stainless steel case, offering a perfect balance between elegance and durability. The black dial is complemented by luminous hour markers and hands, ensuring excellent readability in various lighting conditions. Crafted with a unidirectional rotating bezel, the Black Bay 36 maintains its sporty aesthetic while being versatile enough for both casual and formal occasions. The watch is powered by Tudor's self-winding movement, known for its reliability and precision. The bracelet is made from stainless steel, providing both comfort and durability, and features a folding clasp for secure wear. As part of the Black Bay collection, this model draws inspiration from Tudor's rich diving watch history, making it a timeless choice for enthusiasts and collectors alike. The Tudor Black Bay 36 runs true to size and is designed to comfortably fit a range of wrist sizes, making it an ideal accessory for everyday wear or special events.
The Tudor Black Bay 36 M79640-0004 is a pre-owned Tudor watch available for purchase across multiple resale platforms. Shop 6 active listings with prices ranging from $3,695 – $4,760. 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. 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 | 4 | $4,138 – $4,760avg $4,462 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 1 | $4,500avg $4,500 |
| UnknownListings where authentication status is not specified | 3 | $4,138 – $4,760avg $4,449 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 5 | $19.2K |
| Watchfinder & Co. | 1 | $4.5K |
| Total | 6 | $23.7K |
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.
