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Omega
Seamaster 120 M 2511.21
Median resale value
$1,475
$151middle 50% of listings$1,886+
$1,273 q1$1,582 q3
Every active listing we track, bucketed by asking price. The band you buy in tells you more than the average does.
57 active listings. Median asking price $1,475. The middle 50% ask between $1,273 and $1,582.
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 | 10/6/2026 | Good | Unknown | $151 | 90% below the median price | View on eBay |
 | eBay | 9/24/2026 | Good | Unknown | $1,008 | 32% below the median price | View on eBay |
 | WatchRecon | 10/11/2026 | — | Unknown | $1,050 | 29% below the median price | View on WatchRecon |
 | eBay | 10/18/2026 | Good | Unknown | $1,090 | 26% below the median price | View on eBay |
 | eBay | 10/3/2026 | Good | Unknown | $1,103 | 25% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $1,136 | 23% below the median price | View on eBay |
 | eBay | 10/13/2026 | Good | Unknown | $1,137 | 23% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $1,140 | 23% below the median price | View on eBay |
 | eBay | 10/5/2026 | Good | Unknown | $1,149 | 22% below the median price | View on eBay |
 | eBay | 9/23/2026 | Good | Unknown | $1,168 | 21% below the median price | View on eBay |
 | eBay | 10/12/2026 | Good | Unknown | $1,174 | 20% below the median price | View on eBay |
 | eBay | 9/23/2026 | Good | Unknown | $1,211 | 18% below the median price | View on eBay |
 | eBay | 9/23/2026 | Good | Unknown | $1,240 | 16% below the median price | View on eBay |
 | eBay | 9/24/2026 | Good | Unknown | $1,265 | 14% below the median price | View on eBay |
 | eBay | 9/25/2026 | Good | Unknown | $1,273 | 14% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $1,297 | 12% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $1,297 | 12% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $1,313 | 11% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $1,371 | 7% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $1,371 | 7% below the median price | View on eBay |
 | eBay | 9/21/2026 | Good | Unknown | $1,386 | 6% below the median price | View on eBay |
 | eBay | 9/24/2026 | Good | Unknown | $1,416 | 4% below the median price | View on eBay |
 | eBay | 10/18/2026 | Good | Unknown | $1,417 | 4% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $1,417 | 4% below the median price | View on eBay |
We currently track 57 listings for the Omega Seamaster 120 M 2511.21, with prices ranging from $151 – $1,971 across platforms including eBay and WatchRecon.
The Omega Seamaster 120 M 2511.21 is a distinguished timepiece that exemplifies the brand's legacy of precision and elegance. Known for its robust construction, this watch features a stainless steel case that is both durable and stylish, complemented by a crisp white dial that enhances readability. The quartz movement ensures reliable timekeeping, making it an ideal choice for everyday wear. This model showcases the iconic Seamaster design elements, including the signature wave-patterned dial and luminous hands, which provide visibility in various lighting conditions. The watch is water-resistant up to 120 meters, making it suitable for swimming and recreational diving, while the scratch-resistant sapphire crystal adds an extra layer of protection. As part of Omega's celebrated Seamaster collection, the 2511.21 reflects the brand's commitment to quality and innovation. With a comfortable fit that runs true to size, this watch is designed for men who appreciate both functionality and style. Its classic aesthetic and superior craftsmanship make it a timeless addition to any watch enthusiast's collection.
The Omega Seamaster 120 M 2511.21 is a pre-owned Omega watch available for purchase across multiple resale platforms. Shop 57 active listings with prices ranging from $151 – $1,971. Find this item on eBay and WatchRecon. 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 | 56 | $151 – $1,971avg $1,435 |
| Status | Listings | Price range |
|---|---|---|
| UnknownListings where authentication status is not specified | 57 | $151 – $1,971avg $1,428 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 56 | $80.4K |
| WatchRecon | 1 | $1.1K |
| Total | 57 | $81.4K |
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.
