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Omega
Seamaster Diver 300 M 210.30.42.20.10.001
Median resale value
$5,285
$4,250middle 50% of listings$7,685+
Every active listing we track, bucketed by asking price. The band you buy in tells you more than the average does.
20 active listings. Median asking price $5,285. The middle 50% ask between $4,988 and $5,359.
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 | $4,250 | 20% below the median price | View on eBay |
 | eBay | 10/17/2026 | Good | Unknown | $4,495 | 15% below the median price | View on eBay |
 | eBay | 10/5/2026 | Good | Unknown | $4,899 | 7% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $4,933 | 7% below the median price | View on eBay |
 | eBay | 10/21/2026 | Good | Unknown | $4,950 | 6% below the median price | View on eBay |
 | eBay | 10/5/2026 | Good | Unknown | $5,000 | 5% below the median price | View on eBay |
 | eBay | 10/13/2026 | Good | Unknown | $5,100 | 3% below the median price | View on eBay |
 | eBay | 9/22/2026 | Good | Unknown | $5,250 | 1% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $5,250 | 1% below the median price | View on eBay |
 | eBay | 10/20/2026 | Good | Unknown | $5,279 | At the median price | View on eBay |
 | Watchfinder | 10/7/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $5,290 | At the median price | View on Watchfinder |
 | eBay | 9/25/2026 | Good | Unknown | $5,295 | At the median price | View on eBay |
 | eBay | 10/18/2026 | Good | Unknown | $5,300 | At the median price | View on eBay |
 | eBay | 10/11/2026 | Good | Unknown | $5,300 | At the median price | View on eBay |
 | eBay | 9/22/2026 | Good | Unknown | $5,345 | 1% above the median price | View on eBay |
 | eBay | 10/16/2026 | Good | Unknown | $5,400 | 2% above the median price | View on eBay |
 | eBay | 10/16/2026 | Good | Unknown | $5,450 | 3% above the median price | View on eBay |
 | Watchfinder | 10/6/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $5,545 | 5% above the median price | View on Watchfinder |
 | eBay | 10/9/2026 | Like New | Unknown | $5,604 | 6% above the median price | View on eBay |
 | eBay | 10/15/2026 | Good | Unknown | $8,173 | 55% above the median price | View on eBay |
 | eBaySold | 6/30/2026 | Good | Unknown | $5,450 | 3% above the median price | Sold8/16/2026 |
 | eBaySold | 7/15/2026 | Good | Unknown | $5,800 | 10% above the median price | Sold8/22/2026 |
 | eBaySold | 7/25/2026 | Good | Unknown | $9,710 | 84% above the median price | Sold9/3/2026 |
 | eBaySold | 8/13/2026 | Good | Unknown | $9,890 | 87% above the median price | Sold9/25/2026 |
We currently track 24 listings for the Omega Seamaster Diver 300 M 210.30.42.20.10.001, with prices ranging from $4,250 – $8,173 across platforms including eBay and Watchfinder.
The Omega Seamaster Diver 300 M 210.30.42.20.10.001 exemplifies the brand's commitment to precision and style in the realm of luxury diving watches. Crafted from stainless steel, this model features a striking blue ceramic bezel and a matching blue dial, both of which enhance its nautical aesthetic. The watch is powered by Omega’s Co-Axial Master Chronometer Caliber 8800, ensuring exceptional accuracy and resistance to magnetic fields. Designed for both professional divers and watch enthusiasts, the Seamaster Diver 300 M boasts a water resistance of up to 300 meters, making it suitable for underwater exploration. The unidirectional rotating bezel allows for precise timing, while the helium escape valve caters to saturation diving. The 42mm case size strikes a balance between bold presence and wearability, appealing to a wide range of wrist sizes. The iconic wave-patterned dial, complemented by luminous hour markers and hands, ensures readability in varying light conditions. This model is part of Omega's esteemed Seamaster collection, celebrated for its blend of functionality and elegance, making it a timeless addition to any luxury watch collection.
The Omega Seamaster Diver 300 M 210.30.42.20.10.001 is a pre-owned Omega watch available for purchase across multiple resale platforms. Shop 24 active listings with prices ranging from $4,250 – $8,173. Find this item on eBay and Watchfinder. Listings are available in Good and Like New condition, so you can choose the quality and price point that suits you. 2 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 | 19 | $4,250 – $8,173avg $5,290 |
| Like New | 1 | $5,604avg $5,604 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 2 | $5,290 – $5,545avg $5,418 |
| UnknownListings where authentication status is not specified | 18 | $4,250 – $8,173avg $5,293 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 18 | $95.3K |
| Watchfinder & Co. | 2 | $10.8K |
| Total | 20 | $106.1K |
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.
