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Omega
Seamaster 120 M 2508.80
Median resale value
$2,040
Based on 6 listings — treat as indicative
$1,269middle 50% of listings$2,387+
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 $2,040. The middle 50% ask between $1,916 and $2,119.
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 | 9/17/2026 | Good | Unknown | $1,269 | 38% below the median price | View on eBay |
 | eBay | 10/18/2026 | Good | Unknown | $1,881 | 8% below the median price | View on eBay |
 | eBay | 10/16/2026 | Good | Unknown | $2,023 | 1% below the median price | View on eBay |
 | eBay | 10/17/2026 | Good | Unknown | $2,058 | 1% above the median price | View on eBay |
 | eBay | 10/19/2026 | Good | Unknown | $2,140 | 5% above the median price | View on eBay |
 | eBay | 10/20/2026 | Good | Unknown | $2,400 | 18% above the median price | View on eBay |
 | eBaySold | 7/24/2026 | Good | Unknown | $1,761 | 14% below the median price | Sold9/3/2026 |
 | eBaySold | 8/10/2026 | Good | Unknown | $2,721 | 33% above the median price | Sold9/20/2026 |
 | eBaySold | 8/10/2026 | Good | Unknown | $2,721 | 33% above the median price | Sold9/20/2026 |
We currently track 9 listings for the Omega Seamaster 120 M 2508.80, with prices ranging from $1,269 – $2,400, from eBay.
The Omega Seamaster 120 Jacques Mayol Automatic from Japan is a distinguished timepiece that pays homage to the legendary free diver Jacques Mayol, a pioneer in underwater exploration. This watch features a robust stainless steel case with a unidirectional rotating bezel, designed for durability and precision. The striking blue dial, accented with luminous hour markers and hands, enhances visibility in various lighting conditions, embodying the spirit of adventure synonymous with the Seamaster collection. Crafted with meticulous attention to detail, the Seamaster 120 showcases Omega's commitment to quality and innovation. It is powered by an automatic movement, ensuring reliability and accuracy for the modern man. The watch is fitted with a comfortable stainless steel bracelet that complements its sporty yet elegant aesthetic, making it suitable for both casual and formal occasions. As part of Omega's esteemed Seamaster lineup, this model reflects the brand's rich heritage in watchmaking and its connection to the ocean. The Seamaster 120 is known for its durability, making it a favored choice among divers and watch enthusiasts alike. This timepiece runs true to size and is designed for those who appreciate both craftsmanship and style in their wristwear.
The Omega Seamaster 120 M 2508.80 is a pre-owned Omega watch available for purchase across multiple resale platforms. Shop 9 active listings with prices ranging from $1,269 – $2,400. Find this item on eBay. 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 | 6 | $1,269 – $2,400avg $1,962 |
| Status | Listings | Price range |
|---|---|---|
| UnknownListings where authentication status is not specified | 6 | $1,269 – $2,400avg $1,962 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 6 | $11.8K |
| Total | 6 | $11.8K |
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.
