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Omega
Seamaster Diver 300M 210.20.42.20.03.001
Median resale value
$7,715
Based on 7 listings — treat as indicative
$5,990middle 50% of listings$8,492+
$6,630 q1$8,210 q3
9
active listings
Based on 7 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.
7 active listings. Median asking price $7,715. The middle 50% ask between $6,630 and $8,210.
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 | ||
|---|---|---|---|---|---|---|---|
 | Watchfinder | 7/9/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $5,990 | 22% below the median price | View on Watchfinder |
 | eBay | 8/16/2026 | New | Unknown | $6,240 | 19% below the median price | View on eBay |
 | Watchfinder | 7/9/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $7,020 | 9% below the median price | View on Watchfinder |
 | Watchfinder | 7/9/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $7,715 | At the median price | View on Watchfinder |
 | Watchfinder | 7/9/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $8,050 | 4% above the median price | View on Watchfinder |
 | Watchfinder | 7/9/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $8,370 | 8% above the median price | View on Watchfinder |
 | eBay | 8/24/2026 | Good | Unknown | $8,500 | 10% above the median price | View on eBay |
 | Watchfinder | 7/9/2026 | Good | AuthenticatedWatchfinder manufacturer-certified inspection | $9,190 | 19% above the median price | View on Watchfinder |
 | eBaySold | 7/10/2026 | Good | Unknown | $4,640 | 40% below the median price | Sold8/17/2026 |
We currently track 9 listings for the Omega Seamaster Diver 300M 210.20.42.20.03.001, with prices ranging from $5,990 – $8,500 across platforms including Watchfinder and eBay.
The OMEGA Seamaster Diver 300M 210.20.42.20.03.001 epitomizes luxury and performance, seamlessly merging style with functionality. Renowned for its robust design, this timepiece features a 42mm stainless steel case that offers both durability and elegance. The striking blue ceramic bezel is complemented by a matching blue dial, adorned with the signature wave pattern, which enhances its aquatic aesthetic. This model is powered by OMEGA's Co-Axial Master Chronometer Caliber 8800, ensuring exceptional precision and reliability. The watch boasts a helium escape valve, making it ideal for professional divers, while the transparent case back showcases the intricate movement, a hallmark of OMEGA's craftsmanship. With a water resistance of up to 300 meters, the Seamaster Diver remains a favorite among diving enthusiasts and watch collectors alike. It features a stainless steel bracelet that balances comfort and style, ensuring a secure fit on the wrist. Known for its durability, this timepiece runs true to size, making it a versatile addition to any luxury watch collection. The OMEGA Seamaster Diver 300M stands as a testament to OMEGA's rich heritage in horology, offering both sophistication and performance for the modern adventurer.
The Omega Seamaster Diver 300M 210.20.42.20.03.001 is a pre-owned Omega watch available for purchase across multiple resale platforms. Shop 9 active listings with prices ranging from $5,990 – $8,500. Find this item on Watchfinder and eBay. Listings are available in Good and New condition, so you can choose the quality and price point that suits you. 5 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 | 6 | $5,990 – $8,500avg $7,608 |
| New | 1 | $6,240avg $6,240 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 5 | $5,990 – $8,370avg $7,429 |
| UnknownListings where authentication status is not specified | 2 | $6,240 – $8,500avg $7,370 |
| Marketplace | Listings | Total value |
|---|---|---|
| Watchfinder & Co. | 6 | $46.3K |
| eBay | 2 | $14.7K |
| 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.
