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Omega
Seamaster Aqua Terra 2518.50
Median resale value
$2,400
$450middle 50% of listings$3,445+
$2,290 q1$2,565 q3
Every active listing we track, bucketed by asking price. The band you buy in tells you more than the average does.
56 active listings. Median asking price $2,400. The middle 50% ask between $2,290 and $2,565.
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 | ||
|---|---|---|---|---|---|---|---|
 | WatchRecon | 10/21/2026 | — | Unknown | $450 | 81% below the median price | View on WatchRecon |
 | eBay | 10/15/2026 | Good | Unknown | $1,840 | 23% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $1,868 | 22% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $1,888 | 21% below the median price | View on eBay |
 | eBay | 10/13/2026 | Good | Unknown | $1,900 | 21% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $2,023 | 16% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $2,046 | 15% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $2,140 | 11% below the median price | View on eBay |
 | eBay | 10/8/2026 | Good | Unknown | $2,166 | 10% below the median price | View on eBay |
 | eBay | 10/9/2026 | Good | Unknown | $2,193 | 9% below the median price | View on eBay |
 | eBay | 10/20/2026 | Good | Unknown | $2,229 | 7% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $2,236 | 7% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $2,245 | 6% below the median price | View on eBay |
 | eBay | 10/16/2026 | Good | Unknown | $2,276 | 5% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $2,295 | 4% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $2,300 | 4% below the median price | View on eBay |
 | eBay | 10/13/2026 | Good | Unknown | $2,300 | 4% below the median price | View on eBay |
 | eBay | 9/22/2026 | Good | Unknown | $2,310 | 4% below the median price | View on eBay |
 | eBay | 10/17/2026 | Good | Unknown | $2,336 | 3% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $2,340 | 3% below the median price | View on eBay |
 | eBay | 9/23/2026 | Good | Unknown | $2,363 | 2% below the median price | View on eBay |
 | eBay | 10/5/2026 | Good | Unknown | $2,365 | 1% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $2,373 | 1% below the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $2,376 | 1% below the median price | View on eBay |
We currently track 57 listings for the Omega Seamaster Aqua Terra 2518.50, with prices ranging from $450 – $3,614 across platforms including eBay, Watchfinder, and more.
The Omega Seamaster Aqua Terra 2518.50 is a distinguished timepiece that exemplifies the brand's commitment to precision and elegance. Renowned for its versatility, this model features a stainless steel case with a polished finish, measuring 38.5mm in diameter, making it an ideal choice for men seeking both style and functionality. The striking blue dial is complemented by luminescent hour markers and hands, ensuring readability in various lighting conditions. This watch is powered by Omega's Co-Axial chronometer movement, known for its exceptional accuracy and durability. The Aqua Terra collection is celebrated for its aquatic heritage, and the 2518.50 is water-resistant up to 150 meters, making it suitable for both casual wear and aquatic adventures. Its classic design is further enhanced by a stainless steel bracelet, offering a comfortable fit for everyday wear. As part of the Seamaster line, the Aqua Terra 2518.50 embodies a perfect blend of sportiness and sophistication, appealing to those who appreciate luxury and performance. This timepiece runs true to size, ensuring a secure fit on the wrist, and its robust construction promises longevity, making it a worthy addition to any watch enthusiast's collection.
The Omega Seamaster Aqua Terra 2518.50 is a pre-owned Omega watch available for purchase across multiple resale platforms. Shop 57 active listings with prices ranging from $450 – $3,614. Find this item on eBay, Watchfinder, and WatchRecon. 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 | 55 | $1,840 – $3,614avg $2,452 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 1 | $2,770avg $2,770 |
| UnknownListings where authentication status is not specified | 55 | $450 – $3,614avg $2,410 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 54 | $132.1K |
| Watchfinder & Co. | 1 | $2.8K |
| WatchRecon | 1 | $450 |
| Total | 56 | $135.3K |
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.
